Dictionary
quaternary ammonium compound
noun
Definition of QUATERNARY AMMONIUM COMPOUND
: any of numerous strong bases and their salts derived from ammonium by replacement of the hydrogen atoms with organic radicals and important especially as surface-active agents, disinfectants, and drugs
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First Known Use of QUATERNARY AMMONIUM COMPOUND
circa 1934
Medical Dictionary
quaternary ammonium compound
noun
Medical Definition of QUATERNARY AMMONIUM COMPOUND
: any of numerous strong bases and their salts derived from ammonium by replacement of the hydrogen atoms with organic radicals and important especially as surface-active agents, disinfectants, and drugs—called also quat, quaternary
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