quaternary ammonium
English
Noun
quaternary ammonium (uncountable)
- (chemistry) An ammonium group in which each hydrogen has been replaced by an alkyl or aryl group
Hypernyms
- cationic detergent
Hyponyms
- tetraalkylammonium
- polyquaternium
- cetyltrimethylammonium, cetrimonium
- polyquat
- iminium
- viologen
Derived terms
- quaternary ammonium base
- quaternary ammonium compound
- quaternary ammonium halide