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thiol

/ˈθaɪˌɒl/noun

thiol is a noun meaning “A univalent organic radical (-SH) containing a sulphur and a hydrogen atom; a compound containing such a radical” (English Wiktionary, September 2026). It is spelled T-H-I-O-L, and it appears about once in every 8 million words in written English (wordfreq, 2021 data). The plural of thiol is thiols.

What does thiol mean?

noun

  1. 1

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

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

How do you pronounce thiol?

  • /ˈθaɪˌɒl/

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-thiol.wav, Wikimedia Commons (author and licence on each file's page).

Forms of thiol

  • thiols plural

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

How common is thiol?

Thiol appears about once in every 8 million words in written English, the 84,254th most frequent word form in the list.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

Where does thiol come from?

From thio- + -ol.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).