AMMONIAC

ammoniac, ammoniacal

(adjective) pertaining to or containing or similar to ammonia

ammoniac, gum ammoniac

(noun) the aromatic gum of the ammoniac plant

Source: WordNet® 3.1

Etymology

Adjective

ammoniac (comparative more ammoniac, superlative most ammoniac)

Of or relating to ammonia, or possessing its properties.

Noun

ammoniac (uncountable)

Alternative form of ammoniacum

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.

Am*mo"ni*ac ([or] Gum` am*mo"ni*ac , n. Etym: [L. Ammoniacum, Gr. Ammon; cf. F. ammoniac. See Ammonite.] (Med.)

Definition: The concrete juice (gum resin) of an umbelliferous plant, the Dorema ammoniacum. It is brought chiefly from Persia in the form of yellowish tears, which occur singly, or are aggregated into masses. It has a peculiar smell, and a nauseous, sweet taste, followed by a bitter one. It is inflammable, partially soluble in water and in spirit of wine, and is used in medicine as an expectorant and resolvent, and for the formation of certain plasters.

Source: Webster’s Unabridged Dictionary 1913 Edition