chlortetracycline [klawr-te-truh-sahy-klin, -kleen, klohr-] Word Origin noun Pharmacology.
- a yellow, crystalline, antibiotic powder, C22H23N2O8Cl, biosynthesized by Streptomyces aureofaciens, used in the treatment of infections.
Origin of chlortetracycline First recorded in 1950–55; chlor-2 + tetracycline British Dictionary definitions for chlortetracycline chlortetracycline noun
- 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