|methə̇lə|mēn, -thə̇|lamə̇n noun
Etymology: International Scientific Vocabulary methyl + amine
1. : a flammable explosive gaseous base CH 3 NH 2 that has a strong ammoniacal odor, that is very soluble in water, and that is usually made from methanol and ammonia and used chiefly in organic synthesis — called also monomethylamine
2. : an amine containing methyl attached to amino nitrogen — see dimethylamine , trimethylamine