ammonium hydroxide

noun

Definition of ammonium hydroxide 

: a weakly basic compound NH4OH that is formed when ammonia dissolves in water and that exists only in solution

First Known Use of ammonium hydroxide

1875, in the meaning defined above

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The first known use of ammonium hydroxide was in 1875

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ammonium hydroxide

noun

Medical Definition of ammonium hydroxide 

: a weakly basic compound NH4OH that is formed when ammonia dissolves in water and that exists only in solution

More from Merriam-Webster on ammonium hydroxide

Britannica.com: Encyclopedia article about ammonium hydroxide

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