1 ammoniac | Definition of ammoniac

ammoniac

noun
am·​mo·​ni·​ac | \ ə-ˈmō-nē-ˌak How to pronounce ammoniac (audio) \

Definition of ammoniac

: the aromatic gum resin of a southwest Asian herb (Dorema ammoniacum) of the carrot family used as an expectorant and stimulant and in plasters

First Known Use of ammoniac

15th century, in the meaning defined above

History and Etymology for ammoniac

Middle English & Latin; Middle English, from Latin ammoniacum, from Greek ammōniakon, from neuter of ammōniakos of Ammon

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More Definitions for ammoniac

ammoniac

noun
am·​mo·​ni·​ac | \ ə-ˈmō-nē-ˌak How to pronounce ammoniac (audio) \

Medical Definition of ammoniac

 (Entry 1 of 2)

: the aromatic gum resin of a Persian herb (Dorema ammoniacum) of the carrot family used as an expectorant and stimulant and in plasters

ammoniac

Medical Definition of ammoniac (Entry 2 of 2)

— see sal ammoniac

More from Merriam-Webster on ammoniac

Rhyming Dictionary: Words that rhyme with ammoniac