# thiocarboxyl

> English word · Noun

## Definitions
1. A functional group, derived from a thiocarboxylic acid, in which either or both oxygen atoms of a carboxyl group are replaced by those of sulfur

## Etymology
From thio- + carboxyl.

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