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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
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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Word History and Origins

Origin of chlortetracycline1

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

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chlorpyrifoschlorthalidone