- an antibiotic, C22H24H2O8, derived from chlortetracycline, used in medicine to treat a broad variety of infections.
Origin of tetracycline
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for tetracycline
I didn't spot it until I found them wolfing down the tetracycline capsules in my samples case.The Native Soil
Alan Edward Nourse
- an antibiotic synthesized from chlortetracycline or derived from the bacterium Streptomyces viridifaciens: used in treating rickettsial infections and various bacterial infections. Formula: C 22 H 24 N 2 O 8
C20: from tetra- + cycl (ic) + -ine ²
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
Word Origin and History for tetracycline
Online Etymology Dictionary, © 2010 Douglas Harper
- A yellow crystalline compound synthesized or derived from certain actinomycetes of the genus Streptomyces and used as a broad-spectrum antibiotic.
- An antibiotic, such as oxytetracycline, having the same basic structure.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- A yellow crystalline compound, C22H24N2O8, synthesized or derived from several bacterial species of the genus Streptomyces and used as an antibiotic in bacterial infections. Other drugs of the tetracycline class have a similar chemical structure.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.