bacitracin
[bas-i-trey-sin]
- an antibiotic polypeptide derived by the hydrolytic action of Bacillus subtilis on protein, primarily used topically in the treatment of superficial infections caused by susceptible Gram-positive organisms.
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Origin of bacitracin
1940–45; baci(llus) + (Margaret) Trac(y) (born 1936), American child whose tissues were found to contain Bacillus subtilis + -in2
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
bacitracin
- an antibiotic used mainly in treating bacterial skin infections: obtained from the bacterium Bacillus subtilis
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Word Origin for bacitracin
C20: baci (llus) + -trac- from Margaret Tracy (born 1936), American girl in whose blood Bacillus subtilis was found; see -in
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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bacitracin
(băs′ĭ-trā′sĭn)- A polypeptide antibiotic obtained from a strain of the bacterium Bacillus subtilis and used as a topical treatment for certain bacterial infections, especially those caused by cocci.
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The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.