AMMONIAC

AMMO'NIAC, adjective Pertaining to ammonia or possessing its properties.

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{ Am‐mo″ni‐ac (�), Am′mo‐ni″a‐cal (�), } a. Of or pertaining to ammonia, or possessing its properties; as, an ammoniac salt; ammoniacal gas. Ammoniacal engine, an engine in which the vapor of ammonia is used as the motive force. — Sal ammoniac [[L. sal ammoniacus]], the salt usually called chloride of ammonium, and formerly muriate of ammonia.