Chapter Metempiricism to Methylate of M by Webster's Dictionary (1913 Edition)

Methoxyl
(Meth*ox"yl) n. [Methyl + hydroxyl.] (Chem.) A hypothetical radical, CH₃O, analogous to hydroxyl.

Methyl
(Meth"yl) n. [See Methylene.] (Chem.) A hydrocarbon radical, CH₃, not existing alone but regarded as an essential residue of methane, and appearing as a component part of many derivatives; as, methyl alcohol, methyl ether, methyl amine, etc. [Formerly written also methule, methyle, etc.]

Methyl alcohol (Chem.), a light, volatile, inflammable liquid, CH₃.OH, obtained by the distillation of wood, and hence called wood spirit; — called also methol, carbinol, etc. — Methyl amine (Chem.), a colorless, inflammable, alkaline gas, CH₃.NH₂, having an ammoniacal, fishy odor. It is produced artificially, and also occurs naturally in herring brine and other fishy products. It is regarded as ammonia in which a third of its hydrogen is replaced by methyl, and is a type of the class of substituted ammonias. — Methyl ether (Chem.), a light, volatile ether CH₃.O.CH₃, obtained by the etherification of methyl alcohol; — called also methyl oxide. — Methyl green. (Chem.) See under Green, n. — Methyl orange. (Chem.) See Helianthin. — Methyl violet (Chem.), an artificial dye, consisting of certain methyl halogen derivatives of rosaniline.

Methylal
(Meth"yl*al) n. [Methylene + alcohol.] (Chem.) A light, volatile liquid, H₂C(OCH₃)₂, regarded as a complex ether, and having a pleasant ethereal odor. It is obtained by the partial oxidation of methyl alcohol. Called also formal.

Methylamine
(Meth`yl*am"ine) n. (Chem.) See Methyl amine, under Methyl.

Methylate
(Meth"yl*ate) n. [Methyl + alcoholate.] (Chem.) An alcoholate of methyl alcohol in which the hydroxyl hydrogen is replaced by a metal, after the analogy of a hydrate; as, sodium methylate, CH₃ONa.

Methylate
(Meth"yl*ate) v. t. To impregnate or mix with methyl or methyl alcohol.