sulfa

adjective

sul·​fa ˈsəl-fə 

1

: related chemically to sulfanilamide

2

: of, relating to, or containing sulfa drugs

Word History

Etymology

short for sulfanilamide

First Known Use

1940, in the meaning defined at sense 1

Phrases Containing sulfa

• sulfa drug

Kids Definition

sulfa

adjective

sul·​fa ˈsəl-fə 

: of, relating to, or containing sulfanilamide or the sulfa drugs

Medical Definition

sulfa

1 of 2 adjective

sul·​fa

variants or chiefly British sulpha

ˈsəl-fə 

1

: related chemically to sulfanilamide

2

: of, relating to, employing, or containing sulfa drugs

sulfa therapy

sulfa

2 of 2 noun

variants or chiefly British sulpha

: sulfa drug