See also:

• DELTA (from the shape of the Gr. letter A, delta, originally used of the mouth of the Nile)

DELTA (from the shape of the Gr. See also:

• LETTER (through Fr. lettre from Lat. littera or litera, letter of the alphabet; the origin of the Latin word is obscure; it has probably no connexion with the root of linere, to smear, i.e. with wax, for an inscription with a stilus)

letter A, delta, originally used of the mouth of the See also:

• NILE
• NILE, BATTLE OF THE
• NILE, SOBAT

Nile)  , a See also:

• TRACT (from Lat. tractare, to treat of a matter, through Provencal tractat and Ital. trattato)

tract of See also:

• LAND

land enclosed by the diverging branches of a See also:

• RIVER

river's mouth and the seacoast, and traversed by other branches of the stream . This triangular tract is formed from the See also:

• FINE

fine silt brought down in suspension by a muddy river and deposited when the river reaches the See also:

• SEA (in O. Eng. sae, a common Teutonic word; cf. Ger. See, Dutch Zee, &c.; the ultimate source is uncertain)
• SEA, COMMAND OF THE

sea . When tidal currents are feeble, the See also:

• DELTA (from the shape of the Gr. letter A, delta, originally used of the mouth of the Nile)

delta frequently advances some distance seawards, forming a See also:

• LOCAL

local prolongation of the See also:

• COAST (from Lat. costa, a rib, side)

coast .