sulfa drug
noun
Definition of sulfa drug
: any of various synthetic organic bacteria-inhibiting drugs that are sulfonamides derived especially from sulfanilamide
From the M-W Editors
First Known Use of sulfa drug
1940
Medical Dictionary
sulfa drug
noun
Medical Definition of sulfa drug
: any of various synthetic organic bacteria-inhibiting drugs that are sulfonamides closely related chemically to sulfanilamide—called also sulfa
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