mononucleosis Hear it!

mononucleosis definition

mono·nu·cleo·sis (män′ō no̵̅o̅′klē ō′sis, -nyo̵̅o̅′-)

noun

  1. infectious mononucleosis
  2. the presence in the blood of an excessive number of cells having a single nucleus

Etymology: mono- + nucle(us) + -osis

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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