choroid

Definition of Choroid in English :

a highly vascular membrane in the eye between the retina and the sclera; a dark pigmentation minimizes the scattering of light inside the eye

WordNet Lexical Database for English. Princeton University. 2010.

Choroid

adjective

1.

resembling the chorion, esp in being vascular

noun

2.

the brownish vascular membrane of the eyeball between the sclera and the retina

adjective

1.

designating or of the chorion or certain other vascular membranes

noun

2.

the dark, vascular membrane that forms the middle coat of the eye, between the sclera and the retina

n.

The dark-brown vascular coat of the eye between the sclera and the retina. Also called choroid coat, choroid membrane.

adj.

1. Resembling the chorion; membranous.

2. Of or relating to the choroid.