choroid

[ kawr-oid, kohr- ]

adjective

1. like the chorion; membranous.

noun

1. choroid coat.

choroid

/ ˈkɔːrɔɪd; ˈkɔːrɪˌɔɪd /

adjective

1. resembling the chorion, esp in being vascular

noun

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

choroid

/ kôr′oid′ /

Noun

1. The dark-brown vascular coat of the eye between the sclera and the retina.

Adjective

1. Resembling the chorion; membranous.
2. Relating to or involving the choroid of the eye.

Other Words From

• pre·choroid adjective
• sub·choroid adjective
• subcho·roidal adjective

Word History and Origins

Origin of choroid¹

1625–35; < Greek choroeidḗs false reading for chorioeidḗs chorioid

Word History and Origins

Origin of choroid¹

C18: from Greek khoroeidēs, erroneously for khorioeidēs, from chorion

Example Sentences

Uveitis is a rare inflammatory disease of the choroid of the eye, which lies between the retina and the sclera.

From Science Daily

They focused on a small region called the choroid plexus, which is known as a major conduit of immune cells into the brain.

From Science Daily

A stick whacked him in the face and ruptured the choroid in the back of his left eye.

From Washington Post

Winger Carl Hagelin, who was hit in the left eye with a stick blade during practice March 1, ruptured the choroid in the back of his eye and had two surgeries.

From Washington Post

Hagelin has been out since taking a teammate’s errant stick to his left eye in practice March 1, rupturing the choroid so badly doctors considered removing it.

From Seattle Times