Part 472

2. A treatise on this science.

Analytical, or Coˆrdinate, geometry, that branch of mathematical analysis which has for its object the analytical investigation of the relations and properties of geometrical magnitudes. -- Descriptive geometry, that part of geometry which treats of the graphic solution of all problems involving three dimensions. -- Elementary geometry, that part of geometry which treats of the simple properties of straight lines, circles, plane surface, solids bounded by plane surfaces, the sphere, the cylinder, and the right cone. -- Higher geometry, that pert of geometry which treats of those properties of straight lines, circles, etc., which are less simple in their relations, and of curves and surfaces of the second and higher degrees.

Ge*oph"a*gism (?), n. [Gr. ge`a, gh^, earth + &?; to eat.] The act or habit of eating earth. See Dirt eating, under Dirt. Dunglison.

Ge*oph"a*gist (?), n. One who eats earth, as dirt, clay, chalk, etc.

Ge*oph"a*gous (?), a. Earth- eating.

||Ge*oph"i*la (?), n. pl. [NL., from Gr. ge`a, gh^, earth + &?; to ||love.] (Zoˆl.) The division of Mollusca which includes the land ||snails and slugs.

{ Ge`o*pon"ic (?), Ge`o*pon"ic*al (?), } a. [Gr. &?;; ge`a, gh^, earth + &?; toilsome, fr. &?; labor: cf. F. gÈoponique.] Pertaining to tillage of the earth, or agriculture.

Ge`o*pon"ics (?), n. [Gr. &?;: cf. F. gÈoponique.] The art or science of cultivating the earth; agriculture. Evelin.

Ge`o*ra"ma (?), n. [Gr. ge`a, gh^, the earth + &?; sight, view, &?; to see, view: cf. F. gÈorama.] A hollow globe on the inner surface of which a map of the world is depicted, to be examined by one standing inside.

Geor"die (?), n. A name given by miners to George Stephenson's safety lamp. Raymond.

George (jÙrj), n. [F. George, or Georges, a proper name, fr. Gr. gewrgo`s husbandman, laborer; ge`a, gh^, the earth + 'e`rgein to work; akin to E. work. See Work.]

1. A figure of St. George (the patron saint of England) on horseback, appended to the collar of the Order of the Garter. See Garter.

2. A kind of brown loaf. [Obs.] Dryden.

George" no`ble (?). [So called from the image of St. George on it.] A gold noble of the time of Henry VIII. See Noble, n.

Geor"gi*an (?), a. 1. Of or pertaining to Georgia, in Asia, or to Georgia, one of the United States.

2. Of or relating to the reigns of the four Georges, kings of Great Britan; as, the Georgian era.

Geor"gi*an, n. A native of, or dweller in, Georgia.

Geor"gic (-jk), n. [L. georgicum (sc. carmen), and georgica, pl., Gr. bi`blion gewrgiko`n, and ta~ gewrgika`: cf. F. gÈorgiques, pl. See Georgic, a.] A rural poem; a poetical composition on husbandry, containing rules for cultivating lands, etc.; as, the Georgics of Virgil.

{ Geor"gic (jÙr"jk), Geor"gic*al (-j*kal), } a. [L. georgicus, Gr. gewrgiko`s, fr. gewrgi`a tillage, agriculture: cf. F. gÈorgique. See George.] Relating to agriculture and rural affairs.

||Geor"gi*um Si`dus (?). [NL., the star of George (III. of England).] ||(Astron.) The planet Uranus, so named by its discoverer, Sir W. ||Herschel.

Ge*os"co*py (?), n. [Gr. ge`a, gh^, the earth + -scopy: cf. F. gÈoscopie.] Knowledge of the earth, ground, or soil, obtained by inspection. Chambers.

Ge`o*se*len"ic (?), a. [Gr. ge`a, gh^, the earth + &?; moon.] Pertaining to the earth and moon; belonging to the joint action or mutual relations of the earth and moon; as, geoselenic phenomena.

Ge`o*stat"ic (?), a. [Gr. ge`a, gh^, earth + E. static.] (Civil Engin.) Relating to the pressure exerted by earth or similar substance.

Geostatic arch, an arch having a form adapted to sustain pressure similar to that exerted by earth. Rankine.

Ge`o*syn*cli"nal (?), n. [Gr. ge`a, gh^, the earth + E. synclinal.] (Geol.) the downward bend or subsidence of the earth's crust, which allows of the gradual accumulation of sediment, and hence forms the first step in the making of a mountain range; -- opposed to geanticlinal.

Ge`o*ther*mom"e*ter (?), n. [Gr. ge`a, gh^, the earth + E. thermometer.] (Physics) A thermometer specially constructed for measuring temperetures at a depth below the surface of the ground.

Ge*ot"ic (?) a. [Gr. ge`a, gh^, the earth.] Belonging to earth; terrestrial. [Obs.] Bailey.

Ge`o*trop"ic (?), a. [See Geotropism.] (Biol.) Relating to, or showing, geotropism.