methide

noun

meth·​ide

ˈmeˌthīd

plural -s

1

: a binary compound of methyl usually with a metal

mercuric methide Hg(CH₃)₂

2

: a compound that contains a methylene group as part of a quinonoid structure and that is formed as an intermediate in the condensation of a phenol and formaldehyde to yield a resin

quinone methide O=C₆H₄=CH₂

Word History

Etymology

meth- + -ide

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