Chapter 732

Hex"ade (?) , n. [See Hexad .] A series of six numbers.

Hexadecane <Xpage=691>

Hex"a*dec`ane (?) , n. (Chem.) See Hecdecane .

Hexagon <Xpage=691>

Hex"a*gon (?) , n. [L. hexagonum , Gr. <?/ six-cornered; <?/ six (akin to E. 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 <Xpage=691>

Hex*ag"o*nal (?) , a. [Cf. F. hexagonal .] Having six sides and six angles; six-sided.

Hexagonal system . (Crystal.) See under Crystallization .

Hexagonally <Xpage=691>

Hex*ag"o*nal*ly , adv. In an hexagonal manner.

Hexagony <Xpage=691>

Hex*ag"o*ny (?) , n. A hexagon. [Obs.]

Bramhall.

Hexagynia <Xpage=691>

Hex`a*gyn"i*a (?) , n. pl. [NL., fr. Gr. <?/ six + <?/ a woman, female: cf. F. hexagynie .] (Bot.) A Linn\'91an order of plants having six pistils.

Hexagynian, Hexagynous <Xpage=691>

Hex`a*gyn"i*an (?) , Hex*ag"y*nous (<?/) , a. [Cf. F. hexagyne .] (Bot.) Having six pistils.

Hexahedral <Xpage=691>

Hex`a*he"dral (?) , a. In the form of a hexahedron; having six sides or faces.

Hexahedron <Xpage=691>

Hex`a*he"dron (?) , n. ; pl. E. Hexahedrons (#) , L. Hexahedra (#) . [ Hexa- + Gr. <?/ seat, base, fr. <?/ to sit: cf. F. hexa\'8adre .] (Geom.) A solid body of six sides or faces.

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

Hexahemeron <Xpage=691>

Hex`a*hem"er*on (?) , n. [NL., fr. Gr. <?/ six + <?/ day; cf. L. hexa\'89meron , Gr. <?/.]

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 <Xpage=691>

Hex*am"er*ous (?) , a. [ Hexa- + Gr.<?/ part.] (Bot.) In six parts; in sixes.

Hexameter <Xpage=691>

Hex*am"e*ter (?) , n. [L., fr. Gr. <?/ of six meters; (sc. <?/) hexameter verse; <?/ six + <?/ measure: cf. F. hexam\'8atre . 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 \'92neid of Virgil. In English hexameters accent takes the place of quantity.

Leaped like the | roe when he | hears in the | woodland the | voice of the | huntsman. Longfellow.

Strongly it | bears us a- | long on | swelling and | limitless | billows, Nothing be- | fore and | nothing be- | hind but the | sky and the | ocean. Coleridge.

Hexameter <Xpage=691>

Hex*am"e*ter , a. Having six metrical feet, especially dactyls and spondees.

Holland.

Hexametric, Hexametrical <Xpage=691>

Hex`a*met"ric (?) , Hex`a*met"ric*al (?) , a. Consisting of six metrical feet.

Hexametrist <Xpage=691>

Hex*am"e*trist (?) , n. One who writes in hexameters. "The Christian hexametrists ."

Milman.

Hexandria <Xpage=691>

Hex*an"dri*a (?) , n. pl. [NL., fr. Gr. <?/ six + <?/, <?/, a man, male: cf. F. hexandrie .] (Bot.) A Linn\'91an class of plants having six stamens.

Hexandrian, Hex-androus <Xpage=691>

Hex*an"dri*an (?) , Hex-an"drous (?) , a. [Cf. F. hexandre .] (Bot.) Having six stamens.

Hexane <Xpage=691>

Hex"ane (?) , n. [Gr. <?/ six.] (Chem.) Any one of five hydrocarbons, C6H14 , of the paraffin series. They are colorless, volatile liquids, and are so called because the molecule has six carbon atoms.

Hexangular <Xpage=691>

Hex*an"gu*lar (?) , a. [ Hex- + angular . Cf. Sexangular .] Having six angles or corners.

Hexapetalous <Xpage=691>

Hex`a*pet"al*ous (?) , a. [ Hexa- + petal : cf. F. hexap\'82tale .] (Bot.) Having six petals.

Hexaphyllous <Xpage=691>

Hex*aph"yl*lous (?) , a. [ Hexa- + Gr. <?/ a leaf: cf. F. hexaphylle .] (Bot.) Having six leaves or leaflets.

Hexapla <Xpage=691>

Hex"a*pla (?) , n. Etym. pl. , but syntactically sing. [NL., fr. Gr. <?/, fr. <?/, contr. <?/, sixfold.] A collection of the Holy Scriptures in six languages or six versions in parallel columns; particularly, the edition of the Old Testament published by Origen, in the 3d century.

Hexapod <Xpage=691>

Hex"a*pod (?) , a. [Gr. <?/, <?/, sixfooted; <?/ six + <?/, <?/, foot: cf. F. hexapode .] Having six feet. -- n. (Zo\'94l.) An animal having six feet; one of the Hexapoda .

Hexapoda <Xpage=691>

Hex*ap"o*da (?) , n. pl. [NL., fr. Gr. <?/ six + -poda .] (Zo\'94l.) The true, or six-legged, insects; insects other than myriapods and arachnids.

&hand; The Hexapoda have the head, thorax, and abdomen differentiated, and are mostly winged. They have three pairs of mouth organs, viz., mandibles, maxill\'91, and the second maxill\'91 or labial palpi; three pairs of thoracic legs; and abdominal legs, which are present only in some of the lowest forms, and in the larval state of some of the higher ones. Many (the Metabola) undergo a complete metamorphosis, having larv\'91 (known as maggots, grubs, caterpillars) very unlike the adult, and pass through a quiescent pupa state in which no food is taken; others (the Hemimetabola) have larv\'91 much like the adult, expert in lacking wings, and an active pupa, in which rudimentary wings appear. See Insecta . The Hexapoda are divided into several orders.

Hexapodous <Xpage=691>

Hex*ap"o*dous (?) , a. (Zo\'94l.) Having six feet; belonging to the Hexapoda.

Hexapterous <Xpage=691>

Hex*ap"ter*ous (?) , a. [ Hexa- + Gr. <?/ wing.] (Bot.) Having six processes.

Gray.

Hexastich, Hexastichon <Xpage=691>

Hex"a*stich (?) , Hex*as"ti*chon (?) , n. [L. hexastichus of six rows, lines, or verses, Gr. <?/; "e`x six + sti`chos row, line, verse.] A poem consisting of six verses or lines.

Hexastyle <Xpage=691>

Hex"a*style (?) , a. [Gr. <?/ with six columns; <?/ six + <?/ column: cf. F. hexastyle .] (Arch.) Having six columns in front; -- said of a portico or temple. -- n. A hexastyle portico or temple.

Hexateuch <Xpage=691>

Hex"a*teuch` (?) , n. [ Hexa- + <?/ a tool, a book.] The first six books of the Old Testament.

Hexatomic <Xpage=691>

Hex`a*tom"ic (?) , a. [ Hex- + atomic .] (Chem.) (a) Having six atoms in the molecule. [R.] (b) Having six replaceable radicals.

Hexavalent <Xpage=691>

Hex*av"a*lent (?) , a. [ Hexa- + L. valens , -entis , p. pr. See Valence .] (Chem.) Having a valence of six; -- said of hexads.

Hexdecyl <Xpage=691>

Hex"de*cyl (?) , n. [ Hex- + decyl .] (Chem.) The essential radical, C16H33 , of hecdecane.

Hexdecylic <Xpage=691>

Hex`de*cyl"ic (?) , a. (Chem.) Pertaining to, or derived from, hexdecyl or hecdecane; as, hexdecylic alcohol .

Hexeikosane <Xpage=691>

Hex*ei"ko*sane (?) , n. [ Hex- + eikosane .] (chem.) A hydrocarbon, C26H54 , resembling paraffine; -- so called because each molecule has twenty-six atoms of carbon. [Written also hexacosane .]

Hexene <Xpage=691>

Hex"ene (?) , n. [Gr. <?/ six.] (Chem.) Same as Hexylene .

Hexicology <Xpage=691>

Hex`i*col"ogy (?) , n. [Gr. <?/ state or habit + -logy .] The science which treats of the complex relations of living creatures to other organisms, and to their surrounding conditions generally. <-- = ecology -->

St. George Mivart.

Hexine <Xpage=691>

Hex"ine (?) , n. [Gr. "e`x six.] (Chem.) A hydrocarbon, C6H10 , of the acetylene series, obtained artificially as a colorless, volatile, pungent liquid; -- called also hexoylene .

Hexoctahedron <Xpage=691>

Hex*oc`ta*he"dron (?) , n. [ Hex- + octahedron .] (Geom.) A solid having forty-eight equal triangular faces.

Hexoic <Xpage=691>

Hex*o"ic (?) , a. (Chem.) Pertaining to, or derived from, hexane; as, hexoic acid .

Hexone <Xpage=691>

Hex"one (?) , n. [ Hex- + -one .] (Chem.) A liquid hydrocarbon, C6H8 , of the valylene series, obtained from distillation products of certain fats and gums.

Hexyl <Xpage=691>

Hex"yl (?) , n. [ Hex- + -yl .] (chem.) A compound radical, C6H13 , regarded as the essential residue of hexane , and a related series of compounds.

Hexylene <Xpage=691>

Hex"yl*ene (?) , n. [ Hex- + -yl + ethl ene .] (Chem.) A colorless, liquid hydrocarbon, C6H12 , of the ethylene series, produced artificially, and found as a natural product of distillation of certain coals; also, any one several isomers of hexylene proper. Called also hexene .

Hexylic <Xpage=691>

Hex*yl"ic (?) , a. (chem.) Pertaining to, or derived from, hexyl or hexane; as, hexylic alcohol .

Hey <Xpage=691>

Hey (?) , a. [See High .] High. [Obs.]

Chaucer.

Hey <Xpage=691>

Hey (?) , interj. [OE. hei ; cf. D. & G. hei .] 1. An exclamation of joy, surprise, or encouragement.

Shak.

2. A cry to set dogs on.

Shak.

Heyday <Xpage=691>

Hey"day` (?) , interj. [Cf. G. heida , or hei da , D. hei daar . Cf. Hey , and There .] An expression of frolic and exultation, and sometimes of wonder.

B. Jonson.

Heyday <Xpage=691>

Hey"day` (?) , n. [Prob. for. high day . See High , and Day .] The time of triumph and exultation; hence, joy, high spirits, frolicsomeness; wildness.

The heyday in the blood is tame. Shak.

In the heyday of their victories. J. H. Newman.

Heydeguy <Xpage=691>

Hey"de*guy (?) , n. [Perh. fr. heyday + guise .] A kind of country-dance or round. [Obs.]

Spenser.

Heyh, Heygh <Xpage=691>

Heyh , Heygh (<?/) , a. High. [Obs.]

Chaucer.

Heyne <Xpage=691>

Heyne (?) , n. [AS. he\'a0n low, mean.] A wretch; a rascal. [Obs.]

Chaucer.

Heyten <Xpage=691>

Hey"ten (?) , adv. [Icel. h<?/<?/an .] Hence. [Obs.]

Chaucer.

Hiation <Xpage=691>

Hi*a"tion (?) , n. [See Hiatus .] Act of gaping. [Obs.]

Sir T. Browne.

Hiatus <Xpage=691>

Hi*a"tus (?) , n. ; pl. L. Hiatus , E. Hiatuses (#) . [L., fr. hiare , hiatum , to gape; akin to E. yawn . See Yawn .] 1. An opening; an aperture; a gap; a chasm; esp., a defect in a manuscript, where some part is lost or effaced; a space where something is wanting; a break.

2. (Gram.) The concurrence of two vowels in two successive words or syllables.

Pope.

Hibernacle <Xpage=691>

Hi*ber"na*cle (?) , n. [L. hibernaculum a winter residence, pl. hibernacula winter quarters: cf. F. hibernacle . See Hibernate .] That which serves for protection or shelter in winter; winter quarters; as, the hibernacle of an animal or a plant .

Martyn.

Hibernaculum <Xpage=691>

Hi`ber*nac"u*lum (?) , n. [See Hibernacle .] 1. (Bot.) A winter bud, in which the rudimentary foliage or flower, as of most trees and shrubs in the temperate zone, is protected by closely overlapping scales.

2. (Zo\'94l.) A little case in which certain insects pass the winter.

3. Winter home or abiding place.

J. Burroughs.

Hibernal <Xpage=691>

Hi*ber"nal (?) , a. [L. hibernalis , from the root of hiems winter; akin to Gr. <?/ snow, Skr. hima cold, winter, snow: cf. F. hibernal .] Belonging or relating to winter; wintry; winterish.

Sir T. Browne.

Hibernate <Xpage=691>

Hi"ber*nate (?) , v. i. [ imp. & p. p. Hibernated (?) ; p. pr. & vb. n. Hibernating (?) .] [L. hibernare , hibernatum , fr. hibernu<?/ wintry. See Hibernal .] To winter; to pass the season of winter in close quarters, in a torpid or lethargic state, as certain mammals, reptiles, and insects.

Inclination would lead me to hibernate , during half the year, in this uncomfortable climate of Great Britain. Southey.

Hibernation <Xpage=691>

Hi`ber*na"tion (?) , n. [Cf. F. hibernation .] The act or state of hibernating.

Evelyn.

Hibernian <Xpage=691>

Hi*ber"ni*an (?) , a. [L. Hibernia , Ireland.] Of or pertaining to Hibernia, now Ireland; Irish. -- n. A native or an inhabitant of Ireland.

Hibernicism, Hibernianism <Xpage=691>

Hi*ber"ni*cism (?) , Hi*ber"ni*an*ism (?) , n. An idiom or mode of speech peculiar to the Irish.

Todd.

Hiberno-Celtic <Xpage=691>

Hi*ber"no-Celt"ic (?) , n. The native language of the Irish; that branch of the Celtic languages spoken by the natives of Ireland. Also adj .

Hibiscus <Xpage=691>

Hi*bis"cus (?) , n. [L., marsh mallow; cf. Gr. <?/.] (Bot.) A genus of plants (herbs, shrubs, or trees), some species of which have large, showy flowers. Some species are cultivated in India for their fiber, which is used as a substitute for hemp. See Althea , Hollyhock , and Manoe .

Hiccius doctius <Xpage=691>

Hic"ci*us doc"ti*us (?) . [Corrupted fr. L. hic est doctus this is a learned man.] A juggler. [Cant] <-- ==> hocus pocus -->

Hudibras.

<page="692"> Page 692

Hiccough <Xpage=692>

Hic"cough (?; 277) , n. [OE. hickup , hicket , hickock ; prob. of imitative origin; cf. D. & Dan. hik , Sw. hicka , Armor. hak , hik , W. ig , F. hoquet .] (Physiol.) A modified respiratory movement; a spasmodic inspiration, consisting of a sudden contraction of the diaphragm, accompanied with closure of the glottis, so that further entrance of air is prevented, while the impulse of the column of air entering and striking upon the closed glottis produces a sound, or hiccough. [Written also hickup or hiccup.]

Hiccough <Xpage=692>

Hic"cough (?) , v. i. [ imp. & p. p. Hiccoughed (?) ; p. pr. & vb. n. Hiccoughing .] To have a hiccough or hiccoughs.

Hickory <Xpage=692>

Hick"o*ry (?) , n. [North American Indian pawcohiccora (Capt. J. Smith) a kind of milk or oily liquor pressed from pounded hickory nuts. " Pohickory " is named in a list of Virginia trees, in 1653, and this was finally shortened to "hickory." J. H. Trumbull .] (Bot.) An American tree of the genus Carya , of which there are several species. The shagbark is the C. alba , and has a very rough bark; it affords the hickory nut of the markets. The pignut, or brown hickory, is the C. glabra . The swamp hickory is C. amara , having a nut whose shell is very thin and the kernel bitter.

Hickory shad . (Zo\'94l.) (a) The mattowacca, or fall herring. (b) The gizzard shad.

Hicksite <Xpage=692>

Hicks"ite (?) , n. A member or follower of the "liberal" party, headed by Elias Hicks , which, because of a change of views respecting the divinity of Christ and the Atonement, seceded from the conservative portion of the Society of Friends in the United States, in 1827.

Hickup <Xpage=692>

Hick"up (?) , n. & v. i. See Hiccough .

Hickwall, Hickway <Xpage=692>

Hick"wall` (?) , Hick"way` (?) , n. [OE., also hyghwhele , highawe .] The lesser spotted woodpecker ( Dendrocopus minor ) of Europe. [Prov. Eng.]

Hid <Xpage=692>

Hid (?) , imp. & p. p. of Hide . See Hidden .

Hidage <Xpage=692>

Hid"age (?) , n. [From hide a quantity of land.] (O. Eng. Law.) A tax formerly paid to the kings of England for every hide of land. [Written also hydage .]

Hidalgo <Xpage=692>

Hi*dal"go (?) , n. [Sp., contr. fr. hijo de algo , i . e ., son of something; hijo son (fr. LL. filius ) + algo something, fr. L. aliquod . Cf. Fidalgo .] A title, denoting a Spanish nobleman of the lower class.

Hidden <Xpage=692>

Hid"den (?) , p. p. & a. from Hide . Concealed; put out of view; secret; not known; mysterious.

Hidden fifths &or; octaves (Mus.) , consecutive fifths or octaves, not sounded, but suggested or implied in the parallel motion of two parts towards a fifth or an octave.

Syn. -- Hidden , Secret , Covert . Hidden may denote either known to on one; as, a hidden disease; or intentionally concealed; as, a hidden purpose of revenge. Secret denotes that the thing is known only to the party or parties concerned; as, a secret conspiracy. Covert literally denotes what is not open or avowed; as, a covert plan; but is often applied to what we mean shall be understood, without openly expressing it; as, a covert allusion. Secret is opposed to known , and hidden to revealed .

Bring to light the hidden things of darkness. 1 Cor. iv. 5.

My heart, which by a secret harmony Still moves with thine, joined in connection sweet. Milton.

By what best way, Whether of open war, or covert guile, We now debate. Milton.

Hiddenite <Xpage=692>

Hid"den*ite (?) , n. [After W. E. Hidden .] (Min.) An emerald-green variety of spodumene found in North Carolina; lithia emerald, -- used as a gem.

Hiddenly <Xpage=692>

Hid"den*ly (?) , adv. In a hidden manner.

Hide <Xpage=692>