Part 801

Hep`a*tos"co*py (?), n. [Gr. &?;; fr. "h^par, "h`patos, the liver + &?; to view: cf. F. hÈpatoscopie.] Divination by inspecting the liver of animals.

Hep"pen (?), a. [Cf. AS. gehÊp fit, Icel. heppinn lucky, E. happy.] Neat; fit; comfortable. [Obs.]

Hep"per (?), n. [Etymol. uncertain.] (Zoˆl.) A young salmon; a parr.

Hep"ta (?). [See Seven.] A combining form from Gr. "epta`, seven.

Hep"ta*chord (?), n. [Gr. "epta`xordos seven-stringed; "epta` seven + xordh` chord: cf. F. heptacorde. See Seven, and Chord.] 1. (Anc. Mus.) (a) A system of seven sounds. (b) A lyre with seven chords.

2. (Anc. Poet.) A composition sung to the sound of seven chords or tones. Moore (Encyc. of Music).

Hep"tad (?), n. [L. heptas the number seven. Gr. &?;, &?;, fr. "epta` seven.] (Chem.) An atom which has a valence of seven, and which can be theoretically combined with, substituted for, or replaced by, seven monad atoms or radicals; as, iodine is a heptad in iodic acid. Also used as an adjective.

Hep"tade (?), n. [Cf. F. heptade. See Heptad.] The sum or number of seven.

Hep"ta*glot (?), n. [Gr. &?;; "epta` seven + 3, &?;, tongue, language.] A book in seven languages.

Hep"ta*gon (?), n. [Gr. &?; sevencornered; "epta` seven + &?; angle: cf. F. heptagone.] (Geom.) A plane figure consisting of seven sides and having seven angles.

Hep*tag"o*nal (?), a. [Cf. F. heptagonal.] Having seven angles or sides.

Heptagonal numbers (Arith.), the numbers of the series 1, 7, 18, 34, 55, etc., being figurate numbers formed by adding successively the terms of the arithmetical series 1, 6, 11, 16, 21, etc.

||Hep`ta*gyn"i*a (?), n. pl. [NL., fr. Gr. "epta` seven + &?; woman, ||female: cf. F. heptagunie.] (Bot.) A LinnÊan order of plants having ||seven pistils.

{ Hep`ta*gyn"i*an (?), Hep*tag"y*nous (?), } a. [Cf. F. heptagyne.] (Bot.) Having seven pistils.

Hep`ta*he"dron (?), n. [Hepta- + Gr. &?; seat, base, fr. &?; to sit: cf. F. heptaËdre.] (Geom.) A solid figure with seven sides.

Hep*tam"er*ous (?), a. [Hepta- + Gr. &?; part.] (Bot.) Consisting of seven parts, or having the parts in sets of sevens. Gray.

||Hep*tan"dri*a (?), n. pl. [NL., fr. Gr. "epta` seven + &?;, &?;, man, ||male: cf. F. heptandrie.] (Bot.) A LinnÊan class of plants having ||seven stamens.

{ Hep*tan"dri*an (?), Hep*tan"drous (?), } a. [Cf. F. heptandre.] (Bot.) Having seven stamens.

Hep"tane (?), n. [Gr. "epta` seven.] (Chem.) Any one of several isometric hydrocarbons, C7H16, of the paraffin series (nine are possible, four are known); -- so called because the molecule has seven carbon atoms. Specifically, a colorless liquid, found as a constituent of petroleum, in the tar oil of cannel coal, etc.

Hep*tan"gu*lar (?), a. [Hepta- + angular: cf. F. heptangulaire. Cf. Septangular.] Having seven angles.

Hep*taph"yl*lous (?), a. [Hepta- + Gr. &?; leaf: cf. F. heptaphylle.] (Bot.) Having seven leaves.

Hep"tarch (?), n. Same as Heptarchist.

Hep*tar"chic (?), a. [Cf. F. heptarchique.] Of or pertaining to a heptarchy; constituting or consisting of a heptarchy. T. Warton.

Hep"tarch*ist (?), n. A ruler of one division of a heptarchy. [Written also heptarch.]

Hep"tarch*y (?), n. [Hepta- + -archy: cf. F. heptarchie.] A government by seven persons; also, a country under seven rulers.

The word is most commonly applied to England, when it was divided into seven kingdoms; as, the Saxon heptachy, which consisted of Kent, the South Saxons (Sussex), West Saxons (Wessex), East Saxons (Essex), the East Angles, Mercia, and Northumberland.

Hep`ta*sper"mous (?), a. [Hepta- + Gr. &?; a seed.] (Bot.) Having seven seeds.

Hep"ta*stich (?), n. [Hepta- + Gr. sti`chos line, verse.] (Pros.) A composition consisting of seven lines or verses.