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Definition of prevention - 2 dictionary results

pre⋅ven⋅tion

[pri-ven-shuhn]
–noun
1. the act of preventing; effectual hindrance.
2. a preventive: This serum is a prevention against disease.

Origin:
1520–30; < LL praeventiōn- (s. of praeventiō) a forestalling. See prevent, -ion
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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pre·ven·tion   (prĭ-věn'shən)   
n.  
  1. The act of preventing or impeding.

  2. A hindrance; an obstacle.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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