Definition from Wiktionary, the free dictionary
From Latin sal ammoniacus (“salt of Amun, ammonium chloride”), named so because it was found near the temple of (Jupiter) Ammon in Egypt. Ammon derives from Ancient Greek Ἄμμων (Ámmōn), from Egyptian jmn.
- (inorganic chemistry) A gaseous compound of hydrogen and nitrogen, NH3, with a pungent smell and taste.
the compound NH3
- ammonia on Wikipedia.Wikipedia
- ammonia in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913