Part 958

Hy"gro*plasm (?), n. [Gr. &?; wet + &?; form, mold.] (Biol.) The fluid portion of the cell protoplasm, in opposition to stereoplasm, the solid or insoluble portion. The latter is supposed to be partly nutritive and partly composed of idioplasm.

Hy"gro*scope (?), n. [Gr. &?; wet + -scope: cf. F. hygroscope.] (Physics) An instrument which shows whether there is more or less moisture in the atmosphere, without indicating its amount.

Hy`gro*scop"ic (?), a. [Cf. F. hygroscopique.] 1. Of or pertaining to, or indicated by, the hygroscope; not readily manifest to the senses, but capable of detection by the hygroscope; as, glass is often covered with a film of hygroscopic moisture.

2. Having the property of readily inbibing moisture from the atmosphere, or of the becoming coated with a thin film of moisture, as glass, etc.

Hy`gro*sco*pic"i*ty (?), n. (Bot.) The property possessed by vegetable tissues of absorbing or discharging moisture according to circumstances.

Hy`gro*stat"ics (?), n. [Gr. &?; wet + &?;. See Statics.] The science or art of comparing or measuring degrees of moisture. Evelyn.

Hyke (?), n. See Haik, and Huke.

{ Hy"lÊ*o*saur` (?), ||Hy`lÊ*o*sau"rus (?), } n. [NL. hylaeosaurus, fr. Gr. &?; belonging to a forest (fr. &?; wood) + &?; a lizard.] (Paleon.) A large Wealden dinosaur from the Tilgate Forest, England. It was about twenty feet long, protected by bony plates in the skin, and armed with spines.

Hy*lar"chi*cal (?), a. [Gr. &?; wood, matter + &?;: cf. F. hylarchique. See Archical.] Presiding over matter. [Obs.] Hallywell.

Hy"le*o*saur" (?), n. Same as HylÊosaur.

Hyl"ic (?), a. Of or pertaining to matter; material; corporeal; as, hylic influences.

Hy"li*cist (?), n. [Gr. &?; adj., material, fr. &?; wood, matter.] A philosopher who treats chiefly of matter; one who adopts or teaches hylism.

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Hy"lism (?), n. [Gr. &?; wood, matter.] (Metaph.) A theory which regards matter as the original principle of evil.

Hy"lo*bate (?), n. [Gr. &?; one that walks or inhabits the woods: &?; a wood + &?; to go.] (Zoˆl.) Any species of the genus Hylobates; a gibbon, or long-armed ape. See Gibbon.

||Hy*lo"des (?), n. [NL., fr. Gr. &?; woody, wooded, muddy; &?; a wood ||+ &?; form.] (Zoˆl.) The piping frog (Hyla Pickeringii), a small ||American tree frog, which in early spring, while breeding in swamps ||and ditches, sings with high, shrill, but musical, notes.

Hy"lo*ism (?), n. Same as Hylotheism.

Hy"lo*ist, n. [Gr. &?; wood, matter.] Same as Hylotheist.

Hy*lop"a*thism (?), n. [Gr. &?; matter + &?;, &?;, to suffer.] The doctrine that matter is sentient. Krauth-Fleming.

Hy*lop"a*thist (?), n. One who believes in hylopathism.

Hy*loph"a*gous (?), a. [Gr. &?; wood + &?; to eat.] (Zoˆl.) Eating green shoots, as certain insects do.

Hy"lo*the*ism (?), n. [Gr. &?; wood, matter + &?; God.] The doctrine of belief that matter is God, or that there is no God except matter and the universe; pantheism. See Materialism.

Hy"lo*the*ist, n. One who believes in hylotheism.

Hy`lo*zo"ic (?), a. Of or pertaining to hylozoism.

Hy`lo*zo"ism (?), n. [Gr. &?; wood, matter + &?; life, fr. &?; to live: cf. F. hylozoÔsme.] The doctrine that matter possesses a species of life and sensation, or that matter and life are inseparable. [R.] Cudworth.

Hy`lo*zo"ist, n. A believer in hylozoism. A. Tucker.

Hy*mar" (?), n. (Zoˆl.) The wild ass of Persia.

Hy"men (?), n. [Gr. &?; skin, membrane.] (Anat.) A fold of muscous membrane often found at the orifice of the vagina; the vaginal membrane.