sulfonyl
noun
sulfonyl is a noun meaning “The bivalent radical or functional group -SO₂-” (English Wiktionary, September 2026). It is spelled S-U-L-F-O-N-Y-L, and it appears about once in every 36 million words in written English (wordfreq, 2021 data). The plural of sulfonyl is sulfonyls.
What does sulfonyl mean?
noun
- 1
The bivalent radical or functional group -SO₂-
- 2
Any univalent radical derived from a sulfonic acid
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How do you pronounce sulfonyl?
- US
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Flame,_not_lame-sulfonyl.wav, Wikimedia Commons (author and licence on each file's page).
Forms of sulfonyl
- sulfonyls plural
- sulphonyl
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How common is sulfonyl?
Sulfonyl appears about once in every 36 million words in written English, the 184,844th 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 sulfonyl come from?
From sulfonic + -yl.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).