What does "thiol" mean?

A univalent organic radical (-SH) containing a sulphur and a hydrogen atom; a compound containing such a radical.

What is a synonym for "thiol"?

Common synonyms include: mercaptan, mercaptan, mercapto, mercapto-, organosulfide.

//ˈθaɪˌɒl// noun

noun ·Rare ·Advanced level

Noun

1
A univalent organic radical (-SH) containing a sulphur and a hydrogen atom; a compound containing such a radical.

"Methanethiol is an organic sulfur compound containing an alkyl or aryl group and a thiol group."

From thio- + -ol.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.