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ammonium

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noun am·mo·ni·um \ə-ˈmō-nē-əm\

Definition of ammonium

  1. :  an ion NH4+ derived from ammonia by combination with a hydrogen ion and known in compounds (as salts) that resemble in properties the compounds of the alkali metals



Origin of ammonium

New Latin, from ammonia


First Known Use: 1808


Ammonium

geographical name am·mo·ni·um

Definition of Ammonium

  1. — see siwa




Medical Dictionary

ammonium

play
noun am·mo·ni·um \ə-ˈmō-nē-əm\

Medical Definition of ammonium

  1. :  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




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