Adjacent Words

methyl definitions

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WordNet (r) 3.0 (2005)

n
1: the univalent radical CH3- derived from methane [syn: methyl, methyl group, methyl radical]

Merriam Webster's

noun Etymology: International Scientific Vocabulary, back-formation from methylene Date: circa 1844 an alkyl radical CH₃ derived from methane • methylic adjective

Oxford Reference Dictionary

n. Chem. the univalent hydrocarbon radical CH3, present in many organic compounds. Phrases and idioms: methyl alcohol = METHANOL. methyl benzene = TOLUENE. Derivatives: methylic adj. Etymology: G Methyl or F méthyle, back-form. f. G Methylen, F méthylène: see METHYLENE

Webster's 1913 Dictionary

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