sul·​fon·​amide | \ ˌsəl-ˈfä-nə-ˌmīd , -məd; -ˈfō-nə-ˌmīd\

Definition of sulfonamide

: any of various amides (such as sulfanilamide) of a sulfonic acid also : sulfa drug

Examples of sulfonamide in a Sentence

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Other antibiotics found to raise the risk of miscarriage include most macrolides, quinolones, tetracyclines, sulfonamides and metronidazole. Paul Sisson,, "Some antibiotics significantly increase risk of miscarriages, big study finds," 2 May 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sulfonamide.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of sulfonamide

1881, in the meaning defined above

History and Etymology for sulfonamide

sulfonic + amide

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The first known use of sulfonamide was in 1881

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variants: or chiefly British sulphonamide \ ˌsəl-​ˈfän-​ə-​ˌmīd , -​məd; -​ˈfō-​nə-​ˌmīd \

Medical Definition of sulfonamide

: any of various amides (as sulfanilamide) of a sulfonic acid also : sulfa drug

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