onchocerciasis Hear it!

onchocerciasis definition

on·cho·cer·cia·sis (äŋ′kō sər kī′ə sis)

noun

a fly-transmitted tropical disease in which parasitic filarial worms (genus Onchocerca) cause tumors, skin lesions, and blindness; river blindness

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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