choroid coat
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cho′roid coat`
n.
a pigmented, highly vascular membrane of the eye, continuous with the iris, between the sclera and the retina, functioning to nourish the retina and absorb scattered light. Also called choroid, cho′roid mem`brane.
[1735–45]
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| Noun | 1. |  choroid coat - a highly vascular membrane in the eye between the retina and the sclera; a dark pigmentation minimizes the scattering of light inside the eyetissue layer, membrane - a pliable sheet of tissue that covers or lines or connects the organs or cells of animals or plants |
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