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rock-ribbed definition

rock·-ribbed (räk′ribd′)

adjective

  1. having rocky ridges or elevations rock-ribbed coasts
  2. firm; rigid; unyielding a rock-ribbed policy

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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