-osis Hear it!

-osis definition

-osis (ō′sis)

  1. state, condition, action hypnosis
  2. an abnormal or diseased condition psychosis, mycosis
  3. increase or formation leukocytosis

Etymology: L < Gr -ōsis < -ō-, -o-, ending of preceding verbal or substantive stem + -sis

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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