Definition of sulfonic acid in English:

sulfonic acid

Syllabification: sul·fon·ic ac·id
Pronunciation: /səlˌfänik ˈasid
(chiefly British also sulphonic)


  • An organic acid containing the group —SO2OH.
    More example sentences
    • Taurine (2-aminoethanesulfonic acid) is different from other amino acids in that it contains a sulfonic acid group in place of the carboxylic acid group, and it is not incorporated into proteins.
    • They would presumably have familiarity with the published work prior to the 152 Patent and realise that no solvents other than sulphonic acids seem to work.
    • About 5 g poly + RNA from each sample was loaded on a 1% formaldehyde agarose gel and run in 1x 3 - (N-morpholino) propane sulfonic acid plus 4% formaldehyde running buffer.

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