choroid Meaning, Definition & Usage

  1. noun a highly vascular membrane in the eye between the retina and the sclera; a dark pigmentation minimizes the scattering of light inside the eye
    choroid coat.

WordNet

Cho"roid adjective
Etymology
gr. chorion + form.
Definitions
  1. (Anat.) resembling the chorion; as, the choroid plexuses of the ventricles of the brain, and the choroid coat of the eyeball. -- n. The choroid coat of the eye. See Eye.

Webster 1913