Terms from Technocracy to Tosefta Or Tosephta
- Technocracy
- Technology
- Tectonics
- Tecumseh Biography (c.1768–1813) (originally Tecumtha)
- Ted Bates Biography (1901–72) (popular name of Theodore Lewis Bates)
- Ted Bundy Biography (1954–89) (popular name of Theodore Robert Bundy)
- Ted Corbitt Biography (1920– )
- Ted Dexter Biography (1935– ) (popular name of Edward Ralph Dexter)
- Ted Hoff Biography (1937– ) (popular name of Marian Edward Hoff)
- Ted Hughes Biography (1930–98) (popular name of Edward (James) Hughes)
- Ted Koehler Biography (1894–1973)
- Ted Koppel Biography (1940– ) (popular name of Edward James Koppel)
- Ted Shawn Biography (1891–1972) (popular name of Edwin Myers Shawn)
- Ted Turner Biography (1938– ) (popular name of Robert Edward Turner III)
- Ted Weems Biography (1901–63) (originally Wilfred Theodore Weymes)
- Ted Williams Biography (1918–2002) (popular name of Theodore Samuel Williamsnickname the Splendid Splinter)
- Teddy Sheringham Biography (1966– ) (popular name of Edward Paul Sheringham)
- Teddy Wilson Biography (1912–86) (popular name of Theodore Shaw Wilson)
- Teenage Mutant Ninja/Hero Turtles
- Tees, River
- Teesside
- Teeth
- Tefillin
- Tegucigalpa
- Tehilla Lichtenstein Biography (1893–1973)
- Tehran Conference
- Tehran Or Teheran
- Teide
- Tektite
- Tel Aviv–Yafo
- Tel El-Amarna
- Telebanking
- Telecine
- Telecom Gold
- Telecommunications
- Teleconferencing
- Telegraphy
- Telemachus
- Telemarketing
- Teleology (philosophy)
- Teleology (theology)
- Teleost
- Telephone
- Telephoto Lens
- Telerecording
- Telescope
- Telescopium ((Lat ‘telescope’))
- Teleshopping
- Telesto
- Teletex
- Teletext
- Teletype
- Television
- Telex
- Telford
- Tell
- Telomere
- Telugu
- Tema
- Tempe
- Tempera
- Temperament
- Temperance Movement
- Temperature
- Temperature Inversion
- Templars
- Temple
- Temple
- Temple
- Temple Bar
- Temple Of Heaven
- Temple Of The Tooth
- Temple, Jerusalem
- Templeton Prize
- Tempura
- Ten Commandments Or Decalogue
- Ten Lost Tribes Of Israel
- Ten Years' War (1868–78)
- Ten, Council Of
- Ten, The
- Tenant Farming
- Tench
- Tench Tilghman Biography (1744–86)
- Tendinitis
- Tendon
- Tendril
- Tenebrism
- Tenerife
- Tennant Creek
- Tennessee
- Tennessee River
- Tennessee Walking Horse
- Tennessee Williams Biography (1911–83) (pseudonym of Thomas Lanier Williams)
- Tenney Frank Biography (1876–1939)
- Tennis
- Tennis Court Oath
- Tennis Elbow
- Tenochtitlán
- Tenrec
- Tenrikyo ((Jap ‘teaching of heavenly truth’))
- Tensile Strength
- Tenskwatawa Biography (?1768–?1837) (originally Lauliwasikau)
- Tensón
- Tenth Penny (Dutch Tiende Penning)
- Tenure
- Tenzing Norgay Biography (1914–86) (known as Sherpa Tenzing)
- Teodor Llorente Biography (1836–1911)
- Teodoro Moscoso Biography (1910–93)
- Teofilo Folengo Biography (1491–1544)
- Teotihuacán
- Ter, River
- Teratorn
- Tercerilla
- Terceto ((Eng ‘three-line stanza’))
- Terence Biography (c.190–159 BC) (in full Publius Terentius Afer)
- Terence (Vincent) Powderly Biography (1849–1924)
- Terence Anderson Biography (1947– ) (known as Terry Anderson)
- Terence Donovan Biography (1936–96)
- Terence MacSwiney Biography (1879–1920)
- Terence Stamp Biography (1939– )
- Terengganu
- Terenzio Mamiani Della Rovere Biography (1799–1885)
- Teresa Berganza Biography (1935– )
- Teresa Stratas Biography (1938– ) (originally Anastasia Strataki)
- Term Bank
- Term Or Terminal Figure
- Terme
- Terminal Velocity
- Terminus
- Termite
- Tern
- Terpene
- Terpsichore
- Terra Australis Incognita ((Lat ‘Unknown South Land’))
- Terrace Cultivation
- Terracotta
- Terramara
- Terrapin
- Terrel (Howard) Bell Biography (1921– )
- Terrier
- Territorial Army (in full Territorial and Voluntary Reserve Army (TAVRA))
- Territory
- Terrorism
- Terry (de La Mesa) Allen Biography (1888–1969) (nickname Terrible Terry)
- Terry Downes Biography (1936– )
- Terry Gilliam Biography (1940– )
- Terry Hands Biography (1941– ) (popular name of Terence David Hands)
- Terry McMillan Biography (1951– )
- Terry Pratchett Biography (1948– )
- Terry Riley Biography (1935– )
- Terry Sanford Biography (1917–98)
- Terry Sawchuk Biography (1929–70) (popular name of Terrance (Gordon) Sawchuck)
- Terry Venables Biography (1943– ) (popular name of Terence Frederick Venables)
- Terry Waite Biography (1939– ) (popular name of Terence (Hardy) Waite)
- Terry Wogan Biography (1938– ) (popular name of Michael Terence Wogan)
- Terry-Thomas Biography (1911–90) (originally Thomas Terry Hoar Stevens)
- Tertiaries
- Tertiary Education
- Tertiary Period
- Tertulia
- Tertullian Biography (c.160–220) (in full Quintus Septimus Florens Tertullianus)
- Teruel (ancient Turba)
- Terza Rima ((Ital ‘third rhyme’))
- Tesla
- Tessa (Jane Helen Douglas) Jowell Biography (1947– )
- Tessa De Loo Biography (1947– ) (pseudonym of Johanna Martina Duyvené)
- Tessitura
- Test Act
- Test-tube Baby
- Testament Literature
- Testis ((plural testes))
- Testosterone
- Tetanus
- Tetany
- Tethys
- Tetra
- Tetracyclines
- Tetraethyl Lead
- Tetsuya Fujita Biography (1920– ) (also known as Theodore Fujita)
- Teutonic Knights
- Tex Avery Biography (1908–80) (originally Frederick Bean)
- Tex Rickard Biography (1870–1929) (popular name of George Lewis Rickard)
- Tex Ritter Biography (1905–74) (popular name of Woodward Maurice Ritter)
- Tex Thornton Biography (1913–81) (popular name of Charles B(ates) Thornton)
- Texas
- Textlinguistics
- Textual Criticism
- Thabana Ntlenyana, Mount (or Mount Thadentsonyane)
- Thabo (Mvuyelwa) Mbeki Biography (1942– )
- Thaddeus (Sobieski Coulincourt) Lowe Biography (1832–1913)
- Thaddeus Stevens Biography (1792–1868)
- Thaddeusz (Andrzej) Bonawentura Kościuszko Or Kościusko Biography (1746–1817)
- Thai
- Thailand (formerly Siam)
- Thais Biography (4th-c BC)
- Thalassaemia / Thalassemia
- Thales Biography (c.620–c.555 BC)
- Thalia Or Thaleia
- Thalidomide
- Thallophyta
- Thallus
- Thames, River (Lat Tamesis)
- Thanet, Isle Of
- Thanksgiving Day
- Thanlwin, River (formerly Salween)
- Thar Desert (or (Great) Indian Desert)
- Thatta Monuments
- The Andrews Sisters
- The Beach Boys
- The Beatles Biography (1960–70)
- The Carpenters
- The Carter Family
- The Grateful Dead
- The Hon Lady Ogilvy Alexandra, Princess Biography (1936– )
- The Hutchinson Family
- The Mills Brothers
- The Monkees
- The Osmonds
- The Passatore Biography (1824–51) (popular name of Stefano Pelloni)
- The Rolling Stones
- The Shadows
- The Spice Girls
- The Three Stooges
- The Younger Miltiades Biography (c.550–489 BC)
- Thea Astley Biography (1925–2004)
- Thea Beckman Biography (1923– )
- Thea Musgrave Biography (1928– )
- Theaetetus Biography (c.414–c.369 BC)
- Theatre / Theater
- Theatre / Theater In The Round (also called arena theatre)
- Theatre De Complicite
- Theatre Workshop
- Theatre, The
- Thebe
- Thebes (Egypt)
- Thebes (Greece)
- Theda Bara Biography (1890–1955) (née Theodosia Goodmannickname the Vamp)
- Theft
- Thegn Or Thane ((Old English ‘one who serves’))
- Theism
- Thelonious (Sphere) Monk Biography (1917–82)
- Theme Park
- Themis
- Themistocles Biography (c.523–c.458 BC)
- Theo Balden Biography (1904–95)
- Theo Siegfried Adam Biography (1926– )
- Theo Van Doesburg Biography (1883–1931) (originally Christian Emil Marie Küpper)
- Theo(dorus Johannes) Thijssen Biography (1879–1943)
- Theobald Biography (c.1090–1161)
- Theobald (Theodor Friedrich Alfred) Von Bethmann Hollweg Biography (1856–1921)
- Theobald Boehm Or Böhm Biography (1794–1881)
- Theobald Smith Biography (1859–1934)
- Theocritus Biography (c.310–250 BC)
- Theodahad Biography (d.536)
- Theodicy
- Theodolinda Biography (d.628)
- Theodolite
- Theodoor H De Meester Biography (1851–1920)
- Theodor (Wiesengrund) Adorno Biography (1903–69) (originally Theodor Wiesengrund)
- Theodor Benfey Biography (1809–81)
- Theodor Blank Biography (1905–72)
- Theodor Däubler Biography (1876–1934)
- Theodor Fontane Biography (1819–98)
- Theodor Heinrich Boveri Biography (1862–1915)
- Theodor Herzl Biography (1860–1904)
- Theodor Heuss Biography (1884–1963)
- Theodor Mundt Biography (1808–61)
- Theodor Plievier Biography (1892–1955)
- Theodor Reik Biography (1888–1969)
- Theodor Schwann Biography (1810–82)
- Theodor Svedberg Biography (1884–1971) (Swed The Svedberg [te svedberj])
- Theodor W(olfgang) Hänsch Biography (1941– )
- Theodor Waigel Biography (1938– )
- Theodora Biography (c.500–47)
- Theodore Biography (1686–1756) (called King of Corsicaalso known as Baron von Neuhoff)
- Theodore (Chaikin) Sorenson Biography (1928– )
- Theodore (Dehone) Judah Biography (1826–63)
- Theodore (Elijah) Burton Biography (1851–1929)
- Theodore (Francis) Green Biography (1867–1966)
- Theodore (Herman Albert) Dreiser Biography (1871–1945)
- Theodore (Huebner) Roethke Biography (1908–63)
- Theodore (Martin) Hesburgh Biography (1917– )
- Theodore (Newton) Vail Biography (1845–1920)
- Theodore (William) Richards Biography (1868–1928)
- Theodore Beza Biography (1519–1605) (Fr BèzeThéodore de)
- Theodore Bikel Biography (1924– )
- Theodore Caldwell Janeway Biography (1872–1917)
- Theodore Dwight Weld Biography (1803–95)
- Theodore Dwight Woolsey Biography (1801–89)
- Theodore Gilmore Bilbo Biography (1877–1947)
- Theodore H(arold) Maiman Biography (1927– )
- Theodore I Lascaris Biography (1174–1221) (also spelled Laskaris)
- Theodore Kenneth Lawless Biography (1892–1971)
- Theodore Low De Vinne Biography (1828–1914)
- Theodore Lyman Biography (1874–1954)
- Theodore Lyman Biography (1833–97)
- Theodore Of Mopsuestia Biography (c.350–428)
- Theodore P Labuza Biography (1940– )
- Theodore Parker Biography (1810–60)
- Theodore Presser Biography (1848–1925)
- Theodore R(yland) Sizer Biography (1932– )
- Theodore Robinson Biography (1852–96)
- Theodore Roosevelt Biography (1858–1919) (known as Teddy Roosevelt)
- Theodore Roszak Biography (1907–81)
- Theodore S(ilkman) Repplier Biography (1899–1976)
- Theodore Sedgwick Biography (1811–59)
- Theodore Von Kármán Biography (1881–1963)
- Theodore W(illiam) Schultz Biography (1902–98)
- Theodoret (of Cyrrhus) Biography (c.393–c.458)
- Theodoric I Biography (?–451)
- Theodoric II Biography (?–466)
- Theodoric Or Theoderic Biography (?–526) (known as the Great)
- Theodoros Stamos Biography (1922– )
- Theodorus Heemskerk Biography (1852–1932)
- Theodorus Jacobus Frelinghuysen Biography (1691–1748)
- Theodorus Of Samos Biography (6th-c BC) (also spelled Theodoros)
- Theodosian Code
- Theodosius (Grigorievich) Dobzhansky Biography (1900–75)
- Theodosius I Biography (c.346–95) (known as the Great)
- Theodosius II Biography (401–50)
- Theodulf Biography (c.760–821)
- Theology
- Theoni V Aldredge Biography (1932– ) (originally Theoni Athanasiou Vachlioti)
- Theophil Wurm Biography (1868–1953)
- Theophilus Biography (?–180)
- Theophilus Parsons Biography (1797–1882)
- Theophilus Parsons Biography (1750–1813)
- Theophrastus Biography (c.372–286 BC)
- Theophylact Bache Biography (1734–1807)
- Theophylline
- Theorbo
- Theorem
- Theosophy
- Therapsida
- Theravada
- Therese Benedek Biography (1892–1977) (née Friedmann)
- Theresienstadt (Czech Terezin)
- Thermae
- Thermal Conduction
- Thermal Efficiency
- Thermal Equilibrium
- Thermal Expansion
- Thermal Insulation
- Thermal Noise
- Thermal Printer
- Thermic Lance
- Thermidor Coup
- Thermionic Valve
- Thermionics
- Thermistor
- Thermite
- Thermochemistry
- Thermocline
- Thermocouple
- Thermodynamics
- Thermoelectric Effects
- Thermography
- Thermohaline Circulation
- Thermoluminescence Dating
- Thermometer
- Thermoplastic
- Thermopylae
- Thermoset
- Thermosphere
- Theseus
- Thespis Biography (6th-c BC)
- Thessalonians, Letters To The
- Thessaloníki (also Salonika or Salonica)
- Thessaly (Gr Thessalía)
- Thetis
- Theun De Vries Biography (1907– )
- Thiamine
- Thiazole
- Thick-knee
- Thickhead
- Thierry (Daniel) Henry Biography (1977– )
- Thierry Lacroix Biography (1967– )
- Thierry Of Alsace Biography (d.1168) (Dutch Diederik van Elzas)
- Thierry Vigneron Biography (1960– )
- Thimphu (or Thimbualso Tashi Chho Dzong)
- Thin Films
- Thingvellir
- Thionville
- Third Stream
- Thirteen Colonies
- Thirty Tyrants
- Thirty Years' War
- Thirty-eighth Parallel
- Thirty-nine Articles
- Thistle
- Thistle, Most Ancient And Most Noble Order Of The
- Thiès
- Thom(son William) Gunn Biography (1929–2004)
- Thomas (Alva) Edison Biography (1847–1931)
- Thomas (Augustine) Arne Biography (1710–78)
- Thomas (Brackett) Reed Biography (1839–1902)
- Thomas (Cassin) Kincaid Biography (1888–1972)
- Thomas (Charles) Hart Biography (1877–1971)
- Thomas (Chrowder) Chamberlin Biography (1843–1928)
- Thomas (Clayton) Wolfe Biography (1900–38)
- Thomas (Cowperthwait) Eakins Biography (1844–1916)
- Thomas (Dresser) White Biography (1901–65)
- Thomas (Earl) Starzl Biography (1926– )
- Thomas (Forsyth) Torrance Biography (1913– )
- Thomas (Francis III) McGuane Biography (1939– )
- Thomas (Gardiner) Corcoran Biography (1900–81)
- Thomas (Handasyd) Perkins Biography (1764–1854)
- Thomas (Hopkins) Gallaudet Biography (1787–1851)
- Thomas (James) Merton Biography (1915–68)
- Thomas (Joseph) Mooney Biography (1882–1942)
- Thomas (Joseph) Pendergast Biography (1872–1945)
- Thomas (Lake) Harris Biography (1823–1906)
- Thomas (McIntyre) Cooley Biography (1824–98)
- Thomas (Michael) Keneally Biography (1935– )
- Thomas (Pearsall Field) Hoving Biography (1931– )
- Thomas (Pollock) Anshutz Biography (1851–1912)
- Thomas (Ruggles) Pynchon Biography (1937– )
- Thomas (Samuel) Kuhn Biography (1922–96)
- Thomas (Stephen) Foley Biography (1929– )
- Thomas (Stephen) Szasz Biography (1920– )
- Thomas (Wilmer) Dewing Biography (1851–1938)
- Thomas (Wilson) Dorr Biography (1805–54)
- Thomas (Witlam) Atkinson Biography (1799–1861)
- Thomas A(lexander) Scott Biography (1823–81)
- Thomas A(ndrews) Hendricks Biography (1819–85)
- Thomas Addison Biography (c.1793–1860)
- Thomas Alexander Tefft Biography (1826–59)
- Thomas Amory Biography (c.1691–1788)
- Thomas Anderson Biography (1819–74)
- Thomas Andrews Biography (1813–85)
- Thomas Ap Catesby Jones Biography (1790–1858)
- Thomas Archer Biography (1668–1743)
- Thomas Arnold Biography (1795–1842)
- Thomas Arundel Biography (1353–1414)
- Thomas B(urr) Osborne Biography (1859–1929)
- Thomas Bailey Aldrich Biography (1836–1907)
- Thomas Ball Biography (1819–1911)
- Thomas Barlow Walker Biography (1840–1928)
- Thomas Barnes Biography (1785–1841)
- Thomas Bayes Biography (1702–61)
- Thomas Beddoes Biography (1760–1808)
- Thomas Bell Biography (1792–1800)
- Thomas Benedict Clarke Biography (1848–1931)
- Thomas Bernard Murphy Biography (1935– )
- Thomas Bernhard Biography (1931–89)
- Thomas Bewick Biography (1753–1828)
- Thomas Blanchard Biography (1788–1864)
- Thomas Blood Biography (c.1618–80) (known as Colonel Blood)
- Thomas Bourchier Biography (c.1404–1486)
- Thomas Bowdler Biography (1754–1825)
- Thomas Bracken Biography (1843–98)
- Thomas Brassey Biography (1805–70)
- Thomas Brussig Biography (1965– )
- Thomas Bulfinch Biography (1796–1867)
- Thomas Burke Biography (1886–1945)
- Thomas Campion Biography (1567–1620)
- Thomas Carew Biography (1595–1639)
- Thomas Carlyle Biography (1795–1881)
- Thomas Chalmers Biography (1780–1847)
- Thomas Chandler Haliburton Biography (1796–1865)
- Thomas Chatterton Biography (1752–70)
- Thomas Chippendale Biography (1718–79)
- Thomas Chittenden Biography (1730–97)
- Thomas Church Biography (1902–78)
- Thomas Coke Biography (1747–1814)
- Thomas Cole Biography (1801–48)
- Thomas Collier Platt Biography (1833–1910)
- Thomas Cook Biography (1808–92)
- Thomas Cooper Biography (1759–1839)
- Thomas Coram Biography (c.1668–1751)
- Thomas Corneille De L'Isle Biography (1625–1709)
- Thomas Corwin Biography (1794–1865)
- Thomas Coryate Biography (c.1577–1617)
- Thomas Coutts Biography (1735–1822)
- Thomas Couture Biography (1815–79)
- Thomas Cranmer Biography (1489–1556)
- Thomas Crawford Biography (1814–57)
- Thomas Creevey Biography (1768–1838)
- Thomas Crofton Croker Biography (1798–1854)
- Thomas Crombie Schelling Biography (1921– )
- Thomas Cubitt Biography (1788–1855)
- Thomas D'Arcy Brophy Biography (1893–1967)
- Thomas D'Arcy McGee Biography (1825–68)
- Thomas D'Urfey Biography (1653–1723)
- Thomas Dangerfield Biography (1650–85)
- Thomas Dartmouth Rice Biography (1808–60) (known as Daddy)
- Thomas De Quincey Biography (1785–1859)
- Thomas Dekker Biography (c.1570–c.1641)
- Thomas Doughty Biography (1793–1856)
- Thomas Drummond Biography (1797–1840)
- Thomas Dudley Biography (1576–1653)
- Thomas E(dmund) Dewey Biography (1902–71)
- Thomas Edward Watson Biography (1856–1922) (originally Edward Thomas)
- Thomas Eisner Biography (1929– )
- Thomas Erastus Biography (1524–83) (originally Thomas Liebleralso spelled Lieber or Lüber)
- Thomas Fairfax Biography (1693–1781)
- Thomas Fitzpatrick Biography (c.1799–1854)
- Thomas Frederick Dunhill Biography (1877–1946)
- Thomas Frederick Price Biography (1860–1919)
- Thomas Freeman Biography (?–1821)
- Thomas Fuller Biography (1608–61)
- Thomas Gage Biography (1721–87)
- Thomas Gainsborough Biography (1727–88)
- Thomas Gaisford Biography (1779–1855)
- Thomas Gilbert Pearson Biography (1873–1943)
- Thomas Girtin Biography (1775–1802)
- Thomas Gold Biography (1920–2004)
- Thomas Graham Biography (1805–69)
- Thomas Gray Biography (1716–71)
- Thomas Guy Biography (c.1644–1724)
- Thomas H(arper) Ince Biography (1882–1924)
- Thomas H(enry) Kuchel Biography (1910–94)
- Thomas H(inman) Moorer Biography (1912–2004)
- Thomas H(oward) Stix Biography (1924–2001)
- Thomas H(uckle) Weller Biography (1915– )
- Thomas Hamilton Biography (1784–1858)
- Thomas Hancock Biography (1703–64)
- Thomas Hardy Biography (1840–1928)
- Thomas Harland Biography (1735–1807)
- Thomas Harriot Biography (1560–1621) (also spelled Hariot)
- Thomas Harris MacDonald Biography (1891–1957)
- Thomas Harrison Biography (1606–60)
- Thomas Hart Benton Biography (1889–1975)
- Thomas Hart Benton Biography (1782–1858) (known as Old Bullion)
- Thomas Hastings Biography (1860–1929)
- Thomas Hearns Biography (1958– ) (nicknames Hit Man and Motor City Cobra)
- Thomas Henry Burke Biography (1829–82)
- Thomas Heywood Biography (c.1574–1641)
- Thomas Hobbes Biography (1588–1679)
- Thomas Hobson Biography (c.1544–1631)
- Thomas Hoccleve Or Occleve Biography (c.1368–c.1450)
- Thomas Hodgkin Biography (1798–1866)
- Thomas Hood Biography (1799–1845)
- Thomas Hooker Biography (1586–1647)
- Thomas Hope Biography (1769–1831)
- Thomas Hovenden Biography (1840–95)
- Thomas Hughes Biography (1822–96)
- Thomas Hunt Morgan Biography (1866–1945)
- Thomas Hutchinson Biography (1711–80)
- Thomas J Sargent Biography (1943– )
- Thomas J(onathan) J(ackson) Altizer Biography (1927– )
- Thomas J(oseph) Cade Biography (1928– )
- Thomas James Clarke Biography (1858–1916)
- Thomas James Cobden-Sanderson Biography (1840–1922)
- Thomas Jefferson Biography (1743–1826)
- Thomas Jefferson Farnham Biography (c.1804–48)
- Thomas Johann Seebeck Biography (1770–1831)
- Thomas John Barnardo Biography (1845–1905)
- Thomas John Watson Biography (1874–1956)
- Thomas Johnson Biography (1732–1819)
- Thomas Johnston Biography (c.1708–67)
- Thomas Jonathan Jackson Biography (1824–63) (nickname Stonewall Jackson)
- Thomas Ken Biography (1637–1711)
- Thomas Klestil Biography (1932–2004)
- Thomas Kyd Or Kid Biography (1558–94)
- Thomas Lechford Biography (fl.1629–42)
- Thomas Letts Biography (1803–73)
- Thomas Linacre Biography (c.1460–1524)
- Thomas Lodge Biography (c.1558–1625)
- Thomas Longman Biography (1699–1755)
- Thomas Lord Biography (1755–1832)
- Thomas Love Peacock Biography (1785–1866)
- Thomas Lovell Beddoes Biography (1803–49)
- Thomas Low Nichols Biography (1815–1901)
- Thomas MacDonagh Biography (1878–1916)
- Thomas MacDonough Biography (1783–1825)
- Thomas Maitland Cleland Biography (1880–1964)
- Thomas Mann Biography (1875–1955)
- Thomas Mayhew Biography (1593–1682)
- Thomas Middleton Biography (c.1580–1627)
- Thomas Mifflin Biography (1744–1800)
- Thomas Milton Rivers Biography (1888–1962)
- Thomas Minton Biography (1765–1836)
- Thomas Montgomery Bell Biography (1861–1941)
- Thomas Moore Biography (1779–1852)
- Thomas Moran Biography (1837–1924)
- Thomas Morley Biography (1557/8–1602)
- Thomas Morton Biography (c.1590–1647)
- Thomas Mott Osborne Biography (1859–1926)
- Thomas Murner Biography (1475–1537)
- Thomas Müntzer Biography (c.1489–1525) (also spelled Münzer or Monczer)
- Thomas Nagel Biography (1937– )
- Thomas Nashe Or Nash Biography (1567–1601) (pseudonym Pasquil)
- Thomas Nast Biography (1840–1902)
- Thomas Nelson Biography (1780–1861)
- Thomas Nelson Page Biography (1853–1922)
- Thomas Newcomen Biography (1663–1729)
- Thomas Niles Biography (1825–94)
- Thomas Norton Biography (1532–84)
- Thomas Nuttall Biography (1786–1859)
- Thomas Oliver Larkin Biography (1802–58)
- Thomas Otway Biography (1652–85)
- Thomas P Jones Biography (1774–1848)
- Thomas Paine Biography (1737–1809)
- Thomas Parr Biography (?1483–1635) (known as Old Parr)
- Thomas Parran Biography (1892–1968)
- Thomas Percy Biography (1729–1811)
- Thomas Pinckney Biography (1750–1828)
- Thomas Pitt Biography (1653–1726)
- Thomas Plume Biography (1630–1704)
- Thomas Pryor Gore Biography (1870–1949)
- Thomas Pyles Biography (1905–80)
- Thomas Pym Cope Biography (1768–1854)
- Thomas R Cech Biography (1947– )
- Thomas R(iley) Marshall Biography (1854–1925)
- Thomas Randolph Biography (1605–35)
- Thomas Reid Biography (1710–96)
- Thomas Robert Malthus Biography (1766–1834)
- Thomas Rosenboom Biography (1956– )
- Thomas Rowlandson Biography (1756–1827)
- Thomas Russell Crampton Biography (1816–88)
- Thomas Rymer Biography (1641–1713)
- Thomas S(overeign) Gates Biography (1873–1948)
- Thomas S(tephen) Monaghan Biography (1937– )
- Thomas Sandby Biography (1721–98)
- Thomas Satterwhite Noble Biography (1835–1907)
- Thomas Savery Biography (c.1650–1715)
- Thomas Say Biography (1787–1834)
- Thomas Schippers Biography (1930–77)
- Thomas Sexton Biography (1848–1932)
- Thomas Shadwell Biography (c.1642–92)
- Thomas Shepard Biography (1605–49)
- Thomas Sheraton Biography (1751–1806)
- Thomas Simpson Biography (1938–67)
- Thomas Simpson Biography (1710–61)
- Thomas Smith Biography (fl.1650–90)
- Thomas Smith Tait Biography (1882–1952)
- Thomas Southerne Biography (1660–1746)
- Thomas Sowell Biography (1930– )
- Thomas Staples Martin Biography (1847–1919)
- Thomas Starr King Biography (1824–64)
- Thomas Sternhold Biography (1500–49)
- Thomas Stewart Biography (1928–2006)
- Thomas Story Kirkbride Biography (1809–83)
- Thomas Stothard Biography (1755–1834)
- Thomas Sully Biography (1783–1872)
- Thomas Sumter Biography (1734–1832)
- Thomas Sutcliffe Mort Biography (1816–78)
- Thomas Swann Biography (1809–83)
- Thomas Sydenham Biography (1624–89) (known as the English Hippocrates)
- Thomas Tallis Biography (c.1505–85)
- Thomas Telford Biography (1757–1834)
- Thomas Terry Connally Biography (1877–1963) (known as Tom Connally)
- Thomas Todd Biography (1765–1826)
- Thomas Tomkins Biography (1572–1656)
- Thomas Tompion Biography (c.1639–1713)
- Thomas Traherne Biography (c.1637–74)
- Thomas Tredgold Biography (1788–1829)
- Thomas Truxtun Biography (1753–1822)
- Thomas U(stick) Walter Biography (1804–87)
- Thomas Wakeley Biography (1795–1862)
- Thomas Walker Biography (1715–94)
- Thomas Walsingham Biography (?–c.1422)
- Thomas Warton Biography (1728–90)
- Thomas Watson Biography (c.1557–92)
- Thomas Wayland Vaughan Biography (1870–1952)
- Thomas Weelkes Biography (c.1575–1623)
- Thomas Wentworth (Storrow) Higginson Biography (1823–1911)
- Thomas West Sherman Biography (1813–79)
- Thomas William Croke Biography (1824–1902)
- Thomas Willing Biography (1731–1821)
- Thomas Willis Biography (1621–75)
- Thomas Worthington Whittredge Biography (1820–1910)
- Thomas Wyatt Turner Biography (1877–1978)
- Thomas Young Biography (1773–1829)
- Thomas à Kempis Biography (1379–1471) (originally Thomas Hemerken)
- Thomism
- Thor
- Thor Heyerdahl Biography (1914–2002)
- Thoracic Duct
- Thorax
- Thorfinn Biography (fl.1002–7) (nickname Thorfinn Karlsefni (‘Man-Material’))
- Thorkelin Biography (1752–1829) (pseudonym of Grímur Jónsson)
- Thorn-apple
- Thornbill
- Thornton (Niven) Wilder Biography (1897–1975)
- Thornton F(rederick) Bradshaw Biography (1917–88)
- Thornton W(aldo) Burgess Biography (1874–1965)
- Thoroughbred
- Thorstein (Bunde) Veblen Biography (1857–1929)
- Thorsten (Johan) Sellin Biography (1896–1994)
- Thoth
- Thought Experiment
- Thousand, Expedition Of The
- Thrace (Gr Thráki)
- Thrasybulus Biography (?–388 BC)
- Threadfin
- Three Age System
- Three Emperors' League (Ger Dreikaiserbund)
- Three Worlds Theory
- Three-day Event
- Thresher Shark
- Threshold
- Thressa C(ampbell) Stadtman Biography (1920– )
- Thrift
- Thrip
- Thrombosis
- Thrush (ornithology)
- Thucydides Biography (5th-c BC)
- Thucydides Biography (c.460–c.400 BC)
- Thuggee
- Thule
- Thun (Fr Thoune)
- Thunder Bay
- Thunderbird Or Skyamsen
- Thunderstorm
- Thurgood Marshall Biography (1908–93)
- Thuringia
- Thuringian Forest (Ger Thüringer Wald)
- Thurman (Wesley) Arnold Biography (1891–1969)
- Thurso
- Thurston Dart Biography (1921–71)
- Thutmose III Biography (?–1450 BC) (also Thothmes or Tuthmosis)
- Thyestes
- Thylacine
- Thyme
- Thymine
- Thymus
- Thyratron
- Thyristor
- Thyroid Gland
- Thyroid Hormone
- Thásos (Lat Thasus)
- Théodore Chassériau Biography (1819–56)
- Théodore-Agrippa D' Aubigné Biography (1552–1630)
- Théophile De Viau Biography (1590–1626)
- Théophile Delcassé Biography (1852–1923)
- Théophile Gautier Biography (1811–72)
- Théophraste Renaudot Biography (1586–1653)
- Tiahuanaco
- Tian Shan Or T'ien Shan
- Tiananmen Square (or T'ien-an-men Square)
- Tianjin, Tientsin, Or T'ien-chin
- Tiber, River (Ital Tevereancient Tiberis)
- Tiberias (Hebrew Tevarya)
- Tiberias, Lake Or Sea Of Galilee (Hebrew Yam Kinneretancient Sea of Chinnereth)
- Tiberio Umberto Barbarani Biography (1872–1945)
- Tiberius Biography (42 BC–AD 37) (in full Tiberius Julius Caesar Augustus)
- Tiberius Sempronius Gracchus Biography (168–133 BC)
- Tibesti Mountains
- Tibet (Chin Xizang [shitsang])
- Tibet Plateau (or Qinghai–Tibet PlateauChinese Xizang Gaoyuan)
- Tibetan
- Tibetan Art
- Tic
- Tick
- Ticket Of Leave
- Tidal Wave
- Tide
- Tiergarten
- Tierra Del Fuego
- Tiffin
- Tiger
- Tiger Beetle
- Tiger Cat
- Tiger Fish
- Tiger Shark
- Tiger Snake
- Tiger Woods Biography (1976– ) (popular name of Eldrick Woods)
- Tiger-moth
- Tigran V(artanovich) Petrosian Biography (1929–84)
- Tigray Or Tigre
- Tigris, River (Arabic Shatt DijlaTurkish Dicle)
- Tijuana
- Tikal
- Tilburg
- Tilbury
- Till Or Boulder Clay
- Tillage
- Tim Rice Biography (1944– ) (popular name of Sir Timothy Miles Bindon Rice)
- Tim Robbins Biography (1958– )
- Tim(othy John) Winton Biography (1960– )
- Tim(othy) Douglas White Biography (1950– )
- Tim(othy) Henman Biography (1974– )
- Tim(othy) Hunt Biography (1943– )
- Timber Line
- Timbre
- Timbuktu (Fr Tombouctou)
- Time
- Time And Motion Study
- Time Code
- Time Dilation
- Time Of Troubles (also known as the Time of the Five Dmitris)
- Time-lapse Photography
- Time-sharing (computing)
- Time-sharing (leisure)
- Times Square
- Timgad
- Timişoara (Hung Temesvár)
- Timoleon Biography (?–c.337 BC)
- Timon Biography (5th-c BC) (nickname the Misanthrope of Athens)
- Timor
- Timor Sea
- Timothy (James) McVeigh Biography (1968–2001)
- Timothy (Lancaster) West Biography (1934– )
- Timothy (Peter) Mo Biography (1950– )
- Timothy Austin Storrier Biography (1949– )
- Timothy Cutler Biography (1684–1765)
- Timothy Dwight Biography (1752–1817)
- Timothy H O'Sullivan Biography (c.1840–82)
- Timothy Hackworth Biography (1786–1850)
- Timothy Michael Healy Biography (1855–1931)
- Timothy Murphy Biography (1751–1818)
- Timothy Thomas Fortune Biography (1856–1928)
- Timothy Walker Biography (1802–56)
- Timothy, Letters To
- Timpani ((singular timpano))
- Timur Biography (1336–1405) (known as Timur Lenk (Turkish ‘Timur the Lame’)English Tamerlane or Tamburlaine)
- Tin
- Tin Pan Alley
- Tina Anselmi Biography (1927– )
- Tina Turner Biography (1939– ) (originally Annie Mae Bullock)
- Tinamou
- Tineid Moth
- Tinian
- Tinnitus
- Tino Di Camaino Biography (c.1285–1337)
- Tinplate
- Tintoretto Biography (1518–94) (originally Jacopo Robusti)
- Tiny Rowland Biography (1917–98) (originally Rowland W Furhop)
- Tip O'Neill Biography (1912–94) (popular name of Thomas Phillip O'NeillJr)
- Tipasa
- Tipperary (Ir Thiobrad Arann)
- Tippi Hedren Biography (1935– ) (originally Nathalie Hedren)
- Tippoo Sultán Biography (1749–99) (also known as Tippoo Sahib)
- Tiranë (Ital Tirana)
- Tiresias
- Tirol Or Tyrol
- Tirso De Molina Biography (c.1571–1648) (pseudonym of Gabriel Téllez)
- Tirthankara ((Sanskrit‘ford-maker’))
- Tiruchchirappalli (or Trichinopoly [trikinopolee])
- Tiruvalam N Krishnamurti Biography (1932– )
- Tiryns
- Tissue
- Tisza, River (Czech TisaRussian Tissa)
- Tit
- Titan (astronomy)
- Titan (mythology)
- Titania (astronomy)
- Titania (mythology)
- Titanium
- Titanothere
- Tithes
- Titi Or Tee-tee
- Titian Biography (c.1490–1576) (Ital Tiziano Vecellio)
- Titian (Ramsay) Peale Biography (1799–1885)
- Titicaca, Lake
- Title
- Tito Biography (1892–1980) (known as Marshal Titooriginally Josip Broz)
- Tito Gobbi Biography (1915–84)
- Tito Speri Biography (1825–53)
- Tito Zaniboni Biography (1883–1960)
- Titration
- Titus Biography (39–81) (in full Titus Flavius Vespasianus)
- Titus Maccius Plautus Biography (c.250–184 BC)
- Titus Oates Biography (1649–1705)
- Titus Pomponius Atticus Biography (109–32 BC)
- Titus, Letter To
- Tiv
- Tiverton
- Tiwi
- Tjalling C(harles) Koopmans Biography (1910–85)
- Tlaloc
- Tlemcen (ancient Pomaria)
- Tlingit
- TNT (explosive)
- Toadfish
- Toadflax
- Toadstool
- Toamasina (also Tamatave)
- Tobacco
- Tobago
- Tobias (George) Smollett Biography (1721–71)
- Tobias (Michael Carel) Asser Biography (1838–1913)
- Tobit Or Tobias, Book Of
- Tobruk Or Tubruq
- Toby (Edward) Rosenthal Biography (1848–1917)
- Toby Jug
- Toc H
- Tocharian Or Tokharian
- Tocopherols
- Todai
- Todaiji
- Todor Zhivkov Biography (1911–98)
- Tog
- Togo
- Toichiro Kinoshita Biography (1925– )
- Tok Pisin
- Tokamak
- Tokay Gecko
- Tokelau (formerly Union Islands)
- Token Economy
- Token Ring
- Tokonama
- Tokugawa Shogunate
- Tokyo
- Tolbert Lanston Biography (1844–1913)
- Toledo (Spain) (Lat Toletum)
- Toledo (USA)
- Toledo Cathedral
- Tolerance
- Tolpuddle Martyrs
- Toltecs
- Toluca Or Toluca De Lerdo
- Toluene
- Tolyatti Or Togliatti (formerly Stavropol (to 1964))
- Tom Bradley Biography (1917–98) (popular name of Thomas J Bradley)
- Tom Brokaw Biography (1940– ) (popular name of Thomas John Brokaw)
- Tom Browne Biography (1870–1910)
- Tom C Clark Biography (1899–1977) (popular name of Thomas Campbell Clark)
- Tom Connolly Biography (1870–1961) (popular name of Thomas Henry Connolly)
- Tom Conti Biography (1942– ) (popular name of Thomas A Conti)
- Tom Courtenay Biography (1937– ) (popular name of Sir Thomas Daniel Courtenay)
- Tom Cribb Biography (1781–1848)
- Tom Cruise Biography (1962– )
- Tom Dillon Biography (1915–86) (popular name of Thomas Church Dillon)
- Tom Finney Biography (1922– ) (popular name of Sir Thomas Finney)
- Tom Fleming Biography (1927– )
- Tom Graveney Biography (1927– ) (popular name of Thomas William Graveney)
- Tom Hanks Biography (1956– ) (popular name of Thomas J Hanks)
- Tom Hayden Biography (1939– )
- Tom Keating Biography (1918–84)
- Tom Kilburn Biography (1921–2001)
- Tom Landry Biography (1924–2000) (popular name of Thomas Wade Landry)
- Tom Lanoye Biography (1958– )
- Tom Loftin Johnson Biography (1854–1911)
- Tom Mboya Biography (1930–69) (popular name of Thomas Joseph Mboya)
- Tom McCall Biography (1913–83) (popular name of Thomas Lawson McCall)
- Tom Mix Biography (1880–1940) (popular name of Thomas Mix)
- Tom Paulin Biography (1949– ) (popular name