[ suhl-fon-uh-mahyd, -mid, suhl-fuh-nam-ahyd, -id ]
See synonyms for sulfonamide on

Origin of sulfonamide

First recorded in 1900–05; sulfon(ic acid) + amide

Words Nearby sulfonamide Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Scientific definitions for sulfonamide


[ sŭl-fŏnə-mīd′, -mĭd ]

  1. Any of a group of organic sulfur compounds containing the radical SO2NH2.♦ Certain sulfonamides known as sulfa drugs are used as antibiotics to treat bacterial infections.

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