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containment definition

con·tain·ment (kən tānmənt)

noun

a containing or being contained; esp.,
  1. the policy of attempting to prevent the influence of an opposing nation or political system from spreading
  2. the U.S. post-WWII policy of checking the political and territorial expansion of the U.S.S.R.
  3. the systems used to confine highly radioactive experiments, fusion experiments, etc., esp. the steel and concrete shell used in a nuclear power plant

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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