chlortetracycline

[ klawr-te-truh-sahy-klin, -kleen, klohr- ]

noun

, Pharmacology.

1. a yellow, crystalline, antibiotic powder, C 22 H 23 N 2 O 8 Cl, biosynthesized by Streptomyces aureofaciens, used in the treatment of infections.

chlortetracycline

/ klɔːˌtɛtrəˈsaɪkliːn /

noun

1. an antibiotic used in treating many bacterial and rickettsial infections: obtained from the bacterium Streptomyces aureofaciens. Formula: C 22 H 23 ClN 2 O 8

Word History and Origins

Origin of chlortetracycline¹

First recorded in 1950–55; chlor- ² + tetracycline