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English definition of “choroid”

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choroid

noun [C] uk   /ˈkɔː.rɔɪd/ us    /ˈkɔːr.ɔɪd/ specialized
the layer between the retina and the outer white covering of the eye, that contains blood vessels and pigment (= substance giving colour)

choroid

adjective uk   /ˈkɔː.rɔɪd/ us    /ˈkɔːr.ɔɪd/ specialized
resembling the chorion (= the outer membrane of the sac around the developing foetus)
(Definition of choroid from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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