Heterosomati noun plural [ New Latin , from Greek ... other + ..., ..., body.] (Zoology) An order of fishes, comprising the flounders, halibut, sole, etc., having the body and head asymmetrical, with both eyes on one side. Called also Heterosomata , Heterosomi .

Heterosporic, Heterosporous adjective [ Hetero- + spore .] (Botany) Producing two kinds of spores unlike each other.

Heterostyled adjective (Botany) Having styles of two or more distinct forms or lengths. Darwin.

Heterostylism noun (Botany) The condition of being heterostyled.

Heterotactous adjective (Biol.) Relating to, or characterized by, heterotaxy.

Heterotaxy noun [ Hetero- + Greek ... an arrangement, from ... to arrange.] (Biol.) Variation in arrangement from that existing in a normal form; heterogenous arrangement or structure, as, in botany, the deviation in position of the organs of a plant, from the ordinary or typical arrangement.

Heterotopism, Heterotopy noun [ Hetero- + Greek ... place: confer French hétérotopie .]
1. (Medicine) A deviation from the natural position; -- a term applied in the case of organs or growths which are abnormal in situation.

2. (Biol.) A deviation from the natural position of parts, supposed to be effected in thousands of years, by the gradual displacement of germ cells.

Heterotricha noun plural [ New Latin , from Greek ... other + ..., gen. ..., a hair.] (Zoology) A division of ciliated Infusoria, having fine cilia all over the body, and a circle of larger ones around the anterior end.

Heterotropal, Heterotropous adjective [ Greek "etero`tropos turning another way; ... other + ... to turn: confer French hétérotrope .] (Botany) Having the embryo or ovule oblique or transverse to the funiculus; amphitropous. Gray.

Hething noun Contempt; scorn. [ Obsolete] Chaucer.

Hetman noun ; plural Hetmans . [ Pol. hetman . Confer Ataman .] A Cossack headman or general. The title of chief hetman is now held by the heir to the throne of Russia.

Heugh noun [ Confer Hogh .]
1. A crag; a cliff; a glen with overhanging sides. [ Scot. & Prov. Eng.]

2. A shaft in a coal pit; a hollow in a quarry. [ Scot.]

Heuk noun Variant of Huke . [ Obsolete]

Heulandite noun [ After Heuland , an English mineralogist.] (Min.) A mineral of the Zeolite family, often occurring in amygdaloid, in foliated masses, and also in monoclinic crystals with pearly luster on the cleavage face. It is a hydrous silicate of alumina and lime.

Heuristic (hu*rĭs"tĭk) adjective [ Greek e"yri`skein to discover.] Serving to discover or find out.

Heved noun The head. [ Obsolete] Chaucer.

Hew (hū) transitive verb [ imperfect Hewed (hūd); past participle Hewed or Hewn (hūn); present participle & verbal noun Hewing .] [ Anglo-Saxon heáwan ; akin to Dutch houwen , Old High German houwan , German hauen , Icelandic höggva , Swedish hugga , Danish hugge , Lithuanian kova battle, Russian kovate to hammer, forge. Confer Hay cut grass, Hoe .]
1. To cut with an ax; to fell with a sharp instrument; -- often with down , or off . Shak.

2. To form or shape with a sharp instrument; to cut; hence, to form laboriously; -- often with out ; as, to hew out a sepulcher.

Look unto the rock whence ye are hewn .

Is. li. 1.

Rather polishing old works than hewing out new.

Pope.

3. To cut in pieces; to chop; to hack.

Hew them to pieces; hack their bones asunder.

Shak.

Hew noun Destruction by cutting down. [ Obsolete]

Of whom he makes such havoc and such hew .

Spenser.

Hew noun
1. Hue; color. [ Obsolete] Chaucer.

2. Shape; form. [ Obsolete] Spenser.

Hewe noun [ Confer Hind a peasant.] A domestic servant; a retainer. [ Obsolete] "False homely hewe ." Chaucer.

Hewer noun One who hews.

Hewhole noun [ Confer Hickwall .] (Zoology) The European green woodpecker. See Yaffle .

Hewn adjective
1. Felled, cut, or shaped as with an ax; roughly squared; as, a house built of hewn logs.

2. Roughly dressed as with a hammer; as, hewn stone.

Hex-, Hexa . [ Greek "e`x six. See Six .] A prefix or combining form, used to denote six , sixth , etc.; as, hex atomic, hexa basic.

Hexabasic adjective [ Hexa- + basic .] (Chemistry) Having six hydrogen atoms or six radicals capable of being replaced or saturated by bases; -- said of acids; as, mellitic acid is hexabasic .

Hexacapsular adjective [ Hexa- + capsular .] (Botany) Having six capsules or seed vessels.

Hexachord noun [ Hexa- + Greek ... string, chord: confer French hexacorde .] (Mus.) A series of six notes, with a semitone between the third and fourth, the other intervals being whole tones.

Hexacid adjective [ Hex- + acid .] (Chemistry) Having six atoms or radicals capable of being replaced by acids; hexatomic; hexavalent; -- said of bases; as, mannite is a hexacid base.

Hexactinellid adjective (Zoology) Having six-rayed spicules; belonging to the Hexactinellinæ .

Hexactinelline adjective [ From New Latin Hexactinellinæ , from Greek "e`x six + a dim. of ..., ..., a ray.] (Zoology) Belonging to the Hexactinellinæ , a group of sponges, having six-rayed siliceous spicules.

Hexactinia noun plural [ New Latin See Hex- , and Actinia .] (Zoology) The Anthozoa.

Hexad noun [ Latin hexas , hexadis , the number six, Greek ..., ..., from "e`x six.] (chem.) An atom whose valence is six, and which can be theoretically combined with, substituted for, or replaced by, six monad atoms or radicals; as, sulphur is a hexad in sulphuric acid. Also used as an adjective.

Hexadactylous adjective [ Greek ...; "e`x six + ... finger: confer French hexadactyle .] (Zoology) Having six fingers or toes.

Hexade noun [ See Hexad .] A series of six numbers.

Hexadecane noun (Chemistry) See Hecdecane .

Hexagon noun [ Latin hexagonum , Greek ... six-cornered; "e`x six (akin to English six ) + ... angle.] (Geom.) A plane figure of six angles.

Regular hexagon , a hexagon in which the angles are all equal, and the sides are also all equal.

Hexagonal adjective [ Confer French hexagonal .] Having six sides and six angles; six- sided.

Hexagonal system . (Crystal.) See under Crystallization .

Hexagonally adverb In an hexagonal manner.

Hexagony noun A hexagon. [ Obsolete] Bramhall.

Hexagram noun [ Hexa- + - gram .] A figure of six lines ; specif.: (a) A figure composed of two equal triangles intersecting so that each side of one triangle is parallel to a side of the other, and the six points coincide with those of a hexagon. (b) In Chinese literature, one of the sixty-four figures formed of six parallel lines (continuous or broken), forming the basis of the Yih King, or "Book of Changes." S. W. Williams.

Hexagynia noun plural [ New Latin , from Greek "e`x six + gynh^ a woman, female: confer French hexagynie .] (Botany) A Linnæan order of plants having six pistils.

Hexagynian, Hexagynous adjective [ Confer French hexagyne .] (Botany) Having six pistils.

Hexahedral adjective In the form of a hexahedron; having six sides or faces.

Hexahedron noun ; plural English Hexahedrons , Latin Hexahedra . [ Hexa- + Greek ... seat, base, from ... to sit: confer French hexaèdre .] (Geom.) A solid body of six sides or faces.

Regular hexahedron , a hexagon having six equal squares for its sides; a cube.

Hexahemeron noun [ New Latin , from Greek "e`x six + ... day; confer Latin hexaëmeron , Greek ....]

1. A term of six days. Good.

2. The history of the six day's work of creation, as contained in the first chapter of Genesis.

Hexamerous adjective [ Hexa- + Greek ... part.] (Botany) In six parts; in sixes.

Hexameter noun [ Latin , from Greek ... of six meters; (sc. ...) hexameter verse; "e`x six + ... measure: confer French hexamètre . See Six , and Meter .] (Gr. & Lat. Pros.) A verse of six feet, the first four of which may be either dactyls or spondees, the fifth must regularly be a dactyl, and the sixth always a spondee. In this species of verse are composed the Iliad of Homer and the Æneid of Virgil. In English hexameters accent takes the place of quantity.

Leaped like the

Hexameter adjective Having six metrical feet, especially dactyls and spondees. Holland.

Hexametric, Hexametrical adjective Consisting of six metrical feet.

Hexametrist noun One who writes in hexameters. "The Christian hexametrists ." Milman.