an antibiotic used in treating many bacterial and rickettsial infections: obtained from the bacterium Streptomyces aureofaciens. Formula: C22H23ClN2O8
chlortetracycline in American English
(klɔrˌtɛtrəˈsaɪklɪn; klɔrˌtɛtrəˈsaɪˌklaɪn)
US
noun
a yellow antibiotic, C22H23ClN2O8, isolated from a microorganism (Streptomyces aureofaciens): it is used against a wide variety of bacterial and rickettsial infections and certain viruses