Medical Dictionary
11 ENTRIES FOUND:

ammonium

noun am·mo·ni·um \ə-ˈmō-nē-əm\

Definition of AMMONIUM

:  an ion NH4+ derived from ammonia by combination with a hydrogen ion and known in organic compounds (as quaternary ammonium compounds) and in compounds (as salts) that resemble in properties the compounds of the alkali metals
March 29, 2015
discomfit Hear it
To thwart or disconcert
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