choroid

play
noun cho·roid \ˈkȯr-ˌȯid\
variants: or less commonly

chorioid

play \ˈkȯr-ē-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

choroidal

play \kə-ˈrȯi-dəl\ adjective

Origin and Etymology 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-\
variants: also

chorioid

\ˈkōr-ē-ˌȯid, ˈkȯr-\play

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

choroid

or

choroidal

\kə-ˈrȯid-əl\play adjective

Illustration of choroid


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