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choroid

   Also found in: Medical, Encyclopedia, Wikipedia 0.01 sec.
cho·roid  (kôroid, kr-) or cho·ri·oid (kôr-oid, kr-)
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.

[From Greek khoroeids, like an afterbirth, alteration of khorioeids : khorion, afterbirth; see chorion + -oeids, -oid.]

choroid [ˈkɔːrɔɪd], chorioid [ˈkɔːrɪˌɔɪd]
adj
(Life Sciences & Allied Applications / Anatomy) resembling the chorion, esp in being vascular
n
(Life Sciences & Allied Applications / Anatomy) the brownish vascular membrane of the eyeball between the sclera and the retina
[from Greek khoroeidēs, erroneously for khorioeidēs, from chorion]

choroid  (kôroid)
Noun
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.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.choroid - a highly vascular membrane in the eye between the retina and the sclerachoroid - a highly vascular membrane in the eye between the retina and the sclera; a dark pigmentation minimizes the scattering of light inside the eye
eye, oculus, optic - the organ of sight
tissue layer, membrane - a pliable sheet of tissue that covers or lines or connects the organs or cells of animals or plants
Translations
choroid [ˈkɔːrɔɪd] n (Anat) → coroide f


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An indocyanine green angiograph showed diffuse hyperfluorescence of the choroid.
The OCT scan revealed marked retinal atrophy with cystic changes, overlying atrophy of the retinal pigment epithelium, and increased reflectivity of the choroid.
33) Wallman and colleagues suggest, therefore, that regions of the retina can control the growth of the subjacent choroid and sclera.
 
 
 
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