Part 965

||Hy`perp*nú"a (?), n. [NL., fr. Gr. "ype`r over + &?;, &?;, breath.] ||(Physiol.) Abnormal breathing, due to slightly deficient ||arterialization of the blood; -- in distinction from eupnúa. See ||Eupnúa, and Dispnúa.

||Hy`per*py*rex"i*a (?), n. [NL. See Hyper-, and Pyrexia.] (Med.) A ||condition of excessive fever; an elevation of temperature in a ||disease, in excess of the limit usually observed in that disease.

Hy`per*se*cre"tion (?), n. (Med.) Morbid or excessive secretion, as in catarrh.

Hy`per*sen`si*bil"i*ty (?), n. See HyperÊsthesia.

Hy"per*space (-sps), n. [Pref. hyper- + space.] (Geom.) An imagined space having more than three dimensions.

Hy"per*sthene (h"pr*sthn), n. [Gr. "ype`r over + sqe`nos strength: cf. F. hyperstËne.] (Min.) An orthorhombic mineral of the pyroxene group, of a grayish or greenish black color, often with a peculiar bronzelike luster (schiller) on the cleavage surface.

Hy`per*sthen"ic (?), a. (Min.) Composed of, or containing, hypersthene.

Hy`per*thet"ic*al (?), a. [Gr. &?;; "ype`r over + tiqe`nai to place.] Exaggerated; excessive; hyperbolical. [Obs.]

Hyperthetical or superlative . . . expression.

Chapman.

||Hy`per*thyr"i*on (?), n. [NL., fr. Gr. &?;; "ype`r over + &?; door.] ||(Arch.) That part of the architrave which is over a door or window.

{ Hy`per*troph"ic (?), Hy`per*troph"ic*al (?), } a. [Cf. F. hypertrophique.] (Med. & Biol.) Of or pertaining to hypertrophy; affected with, or tending to, hypertrophy.

Hy*per"tro*phied (?), a. (Med. & Biol.) Excessively developed; characterized by hypertrophy.

Hy*per"tro*phy (?), n. [Gr. "ype`r over, beyond + &?; nourishment, fr. &?; to nourish: cf. F. hypertrophie.] (Med. & Biol.) A condition of overgrowth or excessive development of an organ or part; -- the opposite of atrophy.

||Hy"phÊ (?), n. pl. [NL., fr. Gr. "yfh` a web.] (Bot.) The long, ||branching filaments of which the mycelium (and the greater part of ||the plant) of a fungus is formed. They are also found enveloping the ||gonidia of lichens, making up a large part of their structure.

Hy"phen (?), n. [L., fr. Gr. &?;, fr. &?; under one, into one, together, fr. &?; under + &?;, neut. of &?; one. See Hypo-.] (Print.) A mark or short dash, thus [-], placed at the end of a line which terminates with a syllable of a word, the remainder of which is carried to the next line; or between the parts of many a compound word; as in fine- leaved, clear-headed. It is also sometimes used to separate the syllables of words.

Hy"phen, v. t. [imp. & p. p. Hyphened (?); p. pr. & vb. n. Hyphening.] To connect with, or separate by, a hyphen, as two words or the parts of a word.

Hy"phen*a`ted (?), a. United by hyphens; hyphened; as, a hyphenated or hyphened word.

||Hy`pho*my*ce"tes (?), n. pl. [NL., fr. Gr. &?; a web + &?;, &?;, a ||mushroom.] (Bot.) One of the great division of fungi, containing ||those species which have naked spores borne on free or only ||fasciculate threads. M. J. Berkley.

Hy*pid`i*o*mor"phic (?), a. [Pref. hypo- + idiomorphic.] (Crystallog.) Partly idiomorphic; -- said of rock a portion only of whose constituents have a distinct crystalline form. -- Hy*pid`i*o*mor"phic*al*ly (#), adv.

||Hyp`i*no"sis (?), n. [NL., fr. Gr. &?; under + &?;, &?; strength, ||fiber.] (Med.) A diminution in the normal amount of fibrin present in ||the blood.

Hyp`na*gog"ic (?), a. [Gr. &?; sleep + &?; a carrying away.] Leading to sleep; -- applied to the illusions of one who is half asleep.

Hyp"no*bate (?), n. [F., fr. Gr. &?; sleep + &?; to go.] A somnambulist. [R.]

Hyp"no*cyst (?), n. [Gr. &?; sleep + E. cyst.] (Biol.) A cyst in which some unicellular organisms temporarily inclose themselves, from which they emerge unchanged, after a period of drought or deficiency of food. In some instances, a process of spore formation seems to occur within such cysts.

Hyp`no*gen"ic (?), a. [Gr. &?; sleep + root of &?; to be born.] (Physiol.) Relating to the production of hypnotic sleep; as, the so-called hypnogenic pressure points, pressure upon which is said to cause an attack of hypnotic sleep. De Watteville.

Hyp*nol"o*gist (?), n. One who is versed in hypnology.

Hyp*nol"o*gy (?), n. [Gr. &?; sleep + -logy.] A treatise on sleep; the doctrine of sleep.

||Hyp*no"sis (?), n. [NL., fr. Gr. &?; sleep.] (Med.) Supervention of ||sleep.