[mon-uh-meth-uh
l-uh-meen, -me-thil-uh-min] 
[meth-uh-luh-meen, -uhl-am-in] | any of three derivatives of ammonia in which one or all of the hydrogen atoms are replaced by methyl groups, esp. a gas, CH5N, with an ammonialike odor, the simplest alkyl derivative of ammonia and, like the latter, forming a series of salts. |
| methylamine (měth'ə-lə-mēn', -lām'ēn, mə-thĭl'ə-mēn') Pronunciation Key
A toxic, flammable gas produced naturally by the decomposition of organic matter and also made synthetically. It is used as a solvent and in the manufacture of many products, such as dyes and insecticides. Chemical formula: CH5N. |