[ ok-si-te-truh-sahy-klin, -kleen ]
/ ˌɒk sɪˌtɛ trəˈsaɪ klɪn, -klin /

noun Pharmacology.

a dull-yellow, crystalline antibiotic powder, C22H24N2O9, produced by Streptomyces rimosus, used chiefly in treating infections caused by streptococci, staphylococci, Gram-negative bacilli, rickettsiae, and certain protozoans and viruses.

Origin of oxytetracycline

First recorded in 1950–55; oxy-2 + tetracycline
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for oxytetracycline


/ (ˌɒksɪˌtɛtrəˈsaɪklɪn) /


a broad-spectrum antibiotic, obtained from the bacterium Streptomyces rimosus, used in treating various infections. Formula: C 22 H 24 N 2 O 9Abbreviation: OTC
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

Medicine definitions for oxytetracycline


[ ŏk′sē-tĕt′rə-sīklĭn, -klēn′ ]


A broad-spectrum antibiotic derived from the actinomycete Streptomyces rimosus and used to treat a variety of bacterial infections.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.