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crucial definition

cru·cial (kro̵̅o̅′s̸həl)

adjective

  1. of supreme importance; decisive; critical a crucial decision
  2. Med. having the form of a cross a crucial incision

Etymology: Fr < L crux, cross

Related Forms:

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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