Part 898

Sty*log"ra*phy (?), n. [Style + -graphy.] A mode of writing or tracing lines by means of a style on cards or tablets.

Sty`lo*hy"al (?), n. [Stylo- + the Gr. letter &?;.] (Anat.) A segment in the hyoidean arch between the epihyal and tympanohyal.

Sty`lo*hy"oid (?), a. (Anat.) Of or pertaining to the styloid process and the hyoid bone.

Sty"loid (?), a. [Style + - oid: cf. F. styloïde, Gr. &?;.] 1. Styliform; as, the styloid process.

2. (Anat.) Of or pertaining to the styloid process.

Styloid process (Anat.), a long and slender process from the lower side of the temporal bone of man, corresponding to the tympanohyal and stylohyal of other animals.

Sty`lo*mas"toid (?), a. (Anat.) Of or pertaining to the styloid and mastoid processes of the temporal bone.

Sty`lo*max"il*la*ry (?), a. (Anat.) Of or pertaining to the styloid process and the maxilla.

Sty*lom"e*ter (?), n. [Gr. &?; column + -meter.] An instrument for measuring columns.

||Sty*lom"ma*ta (?), n. pl. [NL., fr. Gr. &?; a pillar + &?;, &?;, the ||eye.] Same as Stylommatophora.

||Sty*lom`ma*toph"o*ra (?), n. pl. [NL., fr. Gr. &?; column + &?; eye + ||&?; to bear.] (Zoöl.) A division of Pulmonata in which the eyes are ||situated at the tips of the tentacles. It includes the common land ||snails and slugs. See Illust. under Snail.

Sty*lom`ma*toph"o*rous (?), a. (Zoöl.) Of or pertaining to Stylommatophora.

||Sty`lo*po"di*um (?), n.; pl. Stylopodia (#). [NL. See Style, and ||Podium.] (Bot.) An expansion at the base of the style, as in ||umbelliferous plants.

||Sty"lops (?), n. [NL., fr. Gr. &?; a pillar + &?;, &?;, the eye.] ||(Zoöl.) A genus of minute insects parasitic, in their larval state, ||on bees and wasps. It is the typical genus of the group Strepsiptera, ||formerly considered a distinct order, but now generally referred to ||the Coleoptera. See Strepsiptera.

||Sty"lus (?), n. [L. stylus, or better stilus.] An instrument for ||writing. See Style, n., 1.

Styph"nate (?), n. (Chem.) A salt of styphnic acid.

Styph"nic (?), a. [Gr. (spurious) sty`fein to contract.] (Chem.) Pertaining to, or designating, a yellow crystalline astringent acid, (NO2)3.C6H.(OH)2, obtained by the action of nitric acid on resorcin. Styphnic acid resembles picric acid, but is not bitter. It acts like a strong dibasic acid, having a series of well defined salts.

Styp"tic (?), a. [L. stypticus, Gr. &?;, fr. &?; to contract.] Producing contraction; stopping bleeding; having the quality of restraining hemorrhage when applied to the bleeding part; astringent. [Written also stiptic.]

Styptic weed (Bot.), an American leguminous herb (Cassia occidentalis) closely related to the wild senna.

Styp"tic, n. (Med.) A styptic medicine.

Styp"tic*al (?), a. Styptic; astringent.

Styp*tic"i*ty (?), n. [Cf. F. stypticité.] The quality or state of being styptic; astringency.

Styr"a*cin (?), n. [See Styrax.] (Chem.) A white crystalline tasteless substance extracted from gum storax, and consisting of a salt of cinnamic acid with cinnamic alcohol.

Sty"rax (?), n. [L. styrax, storax, Gr. &?;. See Storax.] 1. (Bot.) A genus of shrubs and trees, mostly American or Asiatic, abounding in resinous and aromatic substances. Styrax officinalis yields storax, and S. Benzoin yields benzoin.

2. Same as Storax.

Sty"rol (?), n. [Styrax + L. oleum oil.] (Chem.) See Styrolene.

Sty"ro*lene (?), n. (Chem.) An unsaturated hydrocarbon, C8H8, obtained by the distillation of storax, by the decomposition of cinnamic acid, and by the condensation of acetylene, as a fragrant, aromatic, mobile liquid; -- called also phenyl ethylene, vinyl benzene, styrol, styrene, and cinnamene.

Sty"rone (?), n. (Chem.) A white crystalline substance having a sweet taste and a hyacinthlike odor, obtained by the decomposition of styracin; -- properly called cinnamic, or styryl, alcohol.