Amide

(am'id.) (Chem.) Ammonias, in which one or more atoms of hydrogen are replaced by an acid radical, are called amides; as acetamide, . Ammonias, in which one or more atoms of hydrogen are replaced by base radicals, are called amines; as ethylamine, . Ammonias, in which two or more atoms of hydrogen are replaced by acid and base radicals, are called alkalamides: as ethyl acetamide, . [s. 7]