Ammonia
Pronunciation : Am*mo"ni*a
Part of Speech : n.
Etymology : [From sal ammoniac, which was first obtaining near the temple of Jupiter Ammon, by burning camel's dung. See Ammoniac.] (Chem.)
Definition : Defn: A gaseous compound of hydrogen and nitrogen, NH3, with a pungent smell and taste: -- often called volatile alkali, and spirits of hartshorn.
Source : Webster's Unabridged Dictionary, 1913