# thioglycolic acid

> English word · Noun

## Definitions
1. The compound mercaptoacetic acid formally derived from glycolic acid by replacing the hydroxyl group with a sulfhydryl group

## Etymology
From thio- + glycolic acid.

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