AMMONIACAL
ammoniac, ammoniacal
(adjective) pertaining to or containing or similar to ammonia
Source: WordNet® 3.1
Etymology
Adjective
ammoniacal (not comparable)
Pertaining to or containing ammonia.
Source: Wiktionary
Am*mo"ni*ac, Am`mo*ni"a*cal, a.
Definition: 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 Etym: [L. sal ammoniacus], the salt usually called
chloride of ammonium, and formerly muriate of ammonia.
Source: Webster’s Unabridged Dictionary 1913 Edition