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choroid

play
noun cho·roid \ˈkȯr-ˌȯid\

Definition of choroid

  1. :  a vascular membrane containing large branched pigmented cells that lies between the retina and the sclera of the vertebrate eye —called also choroid coat — see eye illustration

choroid or cho·roi·dal play \kə-ˈrȯi-dəl\ adjective


Variants of choroid

also cho·ri·oid play \ˈkȯr-ē-ˌȯid\

Origin of choroid

New Latin choroides resembling the chorion, from Greek chorioeidēs, from chorion chorion


First Known Use: 1683


Medical Dictionary

choroid

play
noun cho·roid \ˈkō(ə)r-ˌȯid, ˈkȯ(ə)r-\

Medical Definition of choroid

  1. :  a vascular membrane containing large branched pigment cells that lies between the retina and the sclera of the eye—called also choroid coat

  2. choroid or cho·roi·dal \kə-ˈrȯid-əl\play adjective



Illustration of choroid

Variants of choroid

also cho·ri·oid \ˈkōr-ē-ˌȯid, ˈkȯr-\play

Learn More about choroid


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