• synonyms

choroid coat

noun Ophthalmology.
  1. 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.
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Origin of choroid coat

First recorded in 1735–45
Also called choroid, choroid membrane.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018