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The technical name of methyl alcohol or wood spirit; also, by extension, the class name of any of the series of alcohols of the methane series of which methol proper is the type. See Methyl alcohol, under Methyl.

tish soluble powder used as a developer in photography. Chemically, it is the sulphate of methyl-p-amino-m-cresol.

A basic compound containing one amido group; as, methyl amine is a monamine.

Having the equivalence or replacing power of an atom of hydrogen; univalent; as, the methyl radical is monatomic.

ystalline body originally obtained from bile. Chemically, however, choline is oxyethyl-trimethyl-ammonium hydroxide, while neurine is vinyl-trimethyl-ammonium hydroxide. [Written also neurin.]

That variety of xylene in which the two methyl groups are in the ortho position; a colorless, liquid, combustible hydrocarbon resembling benzene.

n flame. Coal gas (producing the oxygas light), or the vapor of ether (oxyether light) or methylated spirit (oxyspirit light), may be substituted for hydrogen.

ammonia, and coal-tar naphtha, as colorless mobile liquids of strong odor; -- called also methyl pyridine.

lly impure. "The inhabitants were pure-impure pagans." Fuller. -- Pure blue. (Chem.) See Methylene blue, under Methylene. -- Pure chemistry. See under Chemistry. -- Pure mathematics, that portion of mathematics which treats of the principles of the science, or contradistinction to applied mathematics, which treats o…

roduct of aldehyde and aniline, and regarded as a derivative of quinoline; -- called also methyl quinoline. [Written also chinaldine.]

ass, C20H16O3, which forms weak salts with bases, and stable ones with acids. Called also methyl aurin, and, formerly, corallin.

he decomposition of creatin (one of the constituents of muscle tissue). Chemically, it is methyl glycocoll.

e putrefaction of albuminous matter. It is also found in reduced indigo. Chemically it is methyl indol, C9H9N.

f substitution, or having some of its parts replaced; as, alcohol is a substituted water; methyl amine is a substituted ammonia. Substituted executor (Law), an executor appointed to act in place of one removed or resigned.

neral they are oily or crystalline deliquescent substances having a peculiar odor; as, trimethyl sulphine, (CH3)3S.OH. Cf. Sulphonium.

any one of a series of acids regarded as acid ethereal salts of hyposulphurous acid; as, methyl sulphinic acid, CH3.SO.OH, a thick unstable liquid.

etones, and consisting of the sulphuryl group united with two hydrocarbon radicals; as, dimethyl sulphone, (CH.SO

obtained together with furfuran (tetrol) by the distillation of pine wood; -- called also methyl tetrol, or methyl furfuran.

hocolate (from Theobroma Cacao) as a bitter white crystalline substance; -- called also dimethyl xanthine.

A colorless oily liquid, C4H3S.CH3, analogous to, and resembling, toluene; -- called also methyl thiophene.