parasitism Hear it!

parasitism definition

para·sit·ism (par′ə sīt′iz′əm)

noun

  1. the state or condition of being a parasite
  2. the habits of a parasite
  3. in the U.S.S.R., the state of being unemployed
  4. Biol. a symbiotic association of two kinds of organisms in which the parasite is benefited and the host is usually harmed
  5. Med. the condition of being infested with parasites

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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