choroid membrane

choroid coat

noun Ophthalmology.
a pigmented, highly vascular membrane of the eye that is continuous with the iris and lies between the sclera and the retina, functioning to nourish the retina and absorb scattered light. See diag. under eye.
Also called choroid, choroid membrane.


Origin:
1735–45

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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WordNet
choroid coat

noun
a highly vascular membrane in the eye between the retina and the sclera; a dark pigmentation minimizes the scattering of light inside the eye [syn: choroid
WordNet® 3.0, © 2006 by Princeton University.
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