English

Noun

quaternary ammonium ‎(uncountable)

1. (chemistry) An ammonium group in which each hydrogen has been replaced by an alkyl or aryl group

Derived terms

• quaternary ammonium base
• quaternary ammonium compound
• quaternary ammonium halide

Hyponyms

• tetraalkylammonium
• polyquaternium
• cetyltrimethylammonium, cetrimonium
• polyquat
• iminium
• viologen

Hypernyms

• cationic detergent