# thiolactone

> English word · Noun

## Definitions
1. Any of a class of compounds formally derived from the lactones by replacing either, or both, of the oxygen atoms with sulfur

## Etymology
From thio- + lactone.

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