anti-biotic

Cultural Dictionary
antibiotic [(an-ti-beye-ot-ik, an-teye-beye-ot-ik, an-ti-bee-ot-ik)]

A substance that destroys or inhibits the growth of microorganisms and is therefore used to treat some infections. One of the most familiar antibiotics is penicillin.

Note: Microorganisms that are initially treatable with antibiotics may evolve resistance as the more susceptible members of the population are killed off. (See resistance to antibiotics.)
The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Explore Dictionary.com
Previous Definition: anti-bible
Next Definition: anti-boycott
Words Near: anti-biotic
More from Thesaurus.com
Synonyms and Antonyms for anti-biotic
More from Reference.com
Search for articles containing anti-biotic
More from Dictionary.com Translator
Dictionary.com Word FAQs

Dictionary.com presents 366 FAQs, incorporating some of the frequently asked questions from the past with newer queries.

Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature