ammoniac[ə mō′nē ak′]
ammoniac definition by Webster's New World
Origin: Middle English ammoniak ; from Midieval Latin armoniac ; from Classical Latin ammoniacum ; from Classical Greek ammōniakon, gum resin: origin, originally , probably from its occurrence in plants growing near the temple of Jupiter Ammon in Egyptian
ammoniac definition by American Heritage Dictionary
Origin: Middle English ammoniak, from Latin ammōniacum, from Ammōniacus, of Amen, from Greek Ammōniakos; see ammonia.
ammoniac - Medical Definition