Benzalkonium

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Any of a class of quaternary ammonium cations containing a benzyl, two methyl and another, longer alkyl group

Etymology

From benz(yl) + alk(yl) + -onium (“quaternary ammonium compound”).

Related phrases

benzalkonium chloridequaternary ammonium

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.