designating or of the chorion or certain other vascular membranes
Origin of choroidClassical Greek choroeid?s, contr. ; from chorioeid?s ; from chorion, chorion + -eid?s, -oid
the dark, vascular membrane that forms the middle coat of the eye, between the sclera and the retina
The dark-brown vascular coat of the eye between the sclera and the retina. Also called choroid coat, choroid membrane.
- Resembling the chorion; membranous.
- Of or relating to the choroid.
Origin of choroidFrom Greek khoroeid&emacron;s, like an afterbirth, alteration of khorioeid&emacron;s : khorion, afterbirth; see chorion + -oeid&emacron;s, -oid.
From Ancient Greek χοριον (khorion) + ειδος (eidos, “resembling skin”).