# perchlorobenzoic acid

> English word · Noun

## Definitions
1. The fully chlorinated derivative of benzoic acid; pentachlorobenzoic acid.
2. Any of three isomeric chloro- derivatives of perbenzoic acid; especially m-perchlorobenzoic acid (mPCBA) which is used as an oxidizing agent.

## Etymology
From per- + chloro- + benzoic acid.

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