retinal

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ret·i·nal 1

 (rĕt′n-ăl′)
adj.
Of or relating to the retina of the eye.

ret·i·nal 2

 (rĕt′n-ăl′, -ôl′)
n.
Either of two chromophores that are aldehydes of vitamin A1 and vitamin A2 and that bind covalently with an opsin protein to form rhodopsin or porphyropsin. Also called retinene.

ret•i•nal1

(ˈrɛt n əl)

adj.
of or pertaining to the retina of the eye.

ret•i•nal2

(ˈrɛt nˌæl, -ˌɔl)

n.
an orange visual pigment, C20H28O, the active component of rhodopsin and iodopsin, that is liberated upon the absorption of light in the vision cycle.
[1940–45; retin (a) + -al3]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.retinal - either of two yellow to red retinal pigments formed from rhodopsin by the action of light
pigment - dry coloring material (especially a powder to be mixed with a liquid to produce paint, etc.)
retinal purple, rhodopsin, visual purple - a red photopigment in the retinal rods of vertebrates; dissociates into retinene by light
Adj.1.retinal - in or relating to the retina of the eye; "retinal cells"
Translations
rétinal

ret·i·nal

a. de la retina, retiniano-a; rel. a la retina;
___ degenerationdeterioro retiniano, deterioración retiniana;
___ perforationperforación ___.

retinal

adj retiniano, de retina
References in periodicals archive ?
Bandy, who was born with bilateral retinal dysplasia - a sometimes hereditary disease that causes blindness - learned to read Braille when she was 3.
Certain breeds tend to inherit defects, such as hip dysplasia in German shepherds and retinal dysplasia in Bedlington terriers.
IXS312 is a small protein fragment intended for use as a topical therapy for AMD and diabetic retinal dysplasia.