# polyquaternium

> English word · Noun

## Definitions
1. Any of a several classes of polymers having quaternary ammonium functional groups; they act as surfactants in shampoos and various hair products

## Etymology
From poly- + quaternium.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/polyquaternium