RhymeZone: benzethonium definitions

Definitions of benzethonium:

noun: (pharmacology) A quaternary ammonium cation, N-benzyl-N,N-dimethyl-2-{2-[4-(2,4,4-trimethylpentan-2-yl)phenoxy]ethoxy}ethanaminium, whose chloride is an industrial disinfectant.

(Definitions from Wiktionary)