methylamine
/mɪˈθʌɪləmiːn/ /ˌmiːθʌɪlˈeɪmiːn/ /ˌmɛθɪlˈeɪmiːn/Chemistry
noun
Each of the three compounds that can be formed by replacing one or more of the hydrogen atoms in ammonia with a methyl group or groups; especially CH3NH2 (monomethylamine), a colourless, flammable gas with a fishy or ammonia-like odour.
Origin
Mid 19th century; earliest use found in Philosophical Transactions of the Royal Society of London. From French méthylamine from methyl + amine.
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