Sulfonyl

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The bivalent radical or functional group -SO₂-
  2. 2
    Any univalent radical derived from a sulfonic acid

Etymology

From sulfonic + -yl.

Related phrases

sulfonyl fluoridefunctional groupsulfonic acid

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