platelet Hear it!

platelet definition

plate·let (plāt′lit)

noun

  1. any of certain round or oval, nonnucleated disks, smaller than a red blood cell and containing no hemoglobin, found in the blood of mammals and associated with the process of blood clotting
  2. thrombocyte (sense )

Etymology: plate + -let

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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