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

Origin of sulfonamide

First recorded in 1900–05; sulfon(ic acid) + amide Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

sulfonamide in Medicine


[sŭl-fŏnə-mīd′, -mĭd]
  1. Any of a group of organic sulfur compounds that includes the sulfa drugs.
  2. sulfa drug
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

sulfonamide in Science


[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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.