Am-mō'ni-ŭm, n.
n. [N. Lat. ammonium. See AMMONIA.] (Chem.) A compound radical, consisting of four equivalents of hydrogen and one of nitrogen, and having the chemical relations of an element, or of a compound metal. Gregory.
n. [N. Lat. ammonium. See AMMONIA.] (Chem.) A compound radical, consisting of four equivalents of hydrogen and one of nitrogen, and having the chemical relations of an element, or of a compound metal. Gregory.