See also:

• HYDROSPHERE (Gr. i55wp, water, and O4aipa, sphere)

HYDROSPHERE (Gr. i55wp, See also:

• WATER

water, and O4aipa, See also:

• SPHERE (Gr. vclsa?pa, a ball or globe)

sphere)  , in See also:

• PHYSICAL

physical See also:

• GEOGRAPHY (Gr. yil, earth, and ypiickty, to write)

geography, a name given to the whole See also:

• MASS (O.E. maesse; Fr. messe; Ger. Messe; Ital. messa; from eccl. Lat. missa)
• MASS, IN

mass of the See also:

• WATER

water of the oceans, which fills the depressions in the See also:

• EARTH
• EARTH (a word common to Teutonic languages, cf. Ger. Erde, Dutch aarde, Swed. and Dan. jord; outside Teutonic it appears only in the Gr. 'pq'e, on the ground; it has been connected by some etymologists with the Aryan root ar-, to plough, which is seen in
• EARTH, FIGURE OF
• EARTH, FIGURE OF THE

earth's crust, and covers nearly three-quarters of its See also:

• SURFACE

surface . The name is used in distinction from the See also:

• ATMOSPHERE (Gr. fir µ6r, vapour; orkaipa, a sphere)

atmosphere, the earth's envelope of See also:

• AIR (from an Indo-European root meaning " breathe," " blow ")
• AIR, or ASBEN

air, the See also:

• LITHOSPHERE (Gr. XLOoc , a stone, and Q4aepa, a sphere)

lithosphere (Gr . XLOos, See also:

• ROCK
• ROCK (O.Fr. rake, Sp. rota, Ital. rocca; possibly from a Lat. form rupica, from rupes, rock)
• ROCK, DANIEL (1799–187t)

rock) or solid crust of the earth, and the centrosphere or interior mass within the crust . To these " See also:

• SPHERES, MUSIC OF THE

spheres " some writers add, by figurative usage, the terms "biosphere,'," or See also:

• LIFE

life-See also:

• SPHERE (Gr. vclsa?pa, a ball or globe)

sphere, to See also:

• COVER (from the Fr. convert, from couvrir, to cover, Lat. cooperire)

cover all living things, both animals and See also:

• PLANTS

plants, and " psychosphere," or mind-sphere, covering all the products of human intelligence .