choroid Hear it!

choroid definition

cho·roid (kôr′o̵id′)

adjective

designating or of the chorion or certain other vascular membranes

Etymology: Gr choroeidēs, contr. < chorioeidēs < chorion, chorion + -eidēs, -oid

noun

the dark, vascular membrane that forms the middle coat of the eye, between the sclera and the retina

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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