QUATERNARY AMMONIUM COMPOUND

 I. (noun) 

Sense 1

Meaning:

A compound derived from ammonium with hydrogen atoms replaced by organic groups; used as surface-active agents, disinfectants, and in drugs

Classified under:

Nouns denoting substances

Hypernyms ("quaternary ammonium compound" is a kind of...):

organic compound (any compound of carbon and another element or a radical)

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