retinal

English Thesaurus

1. either of two yellow to red retinal pigments formed from rhodopsin by the action of light (noun.substance)

hypernym	:	pigment,
definition	:	dry coloring material (especially a powder to be mixed with a liquid to produce paint, etc.) (noun.substance)

substance meronym	:	retinal purple, rhodopsin, visual purple,
definition	:	a red photopigment in the retinal rods of vertebrates; dissociates into retinene by light (noun.substance)

derivation	:	retinal,
definition	:	in or relating to the retina of the eye (adj.pert)

2. in or relating to the retina of the eye (adj.pert)

pertainym	:	retina,
definition	:	the innermost light-sensitive membrane covering the back wall of the eyeball; it is continuous with the optic nerve (noun.body)

derivation	:	retina,
definition	:	the innermost light-sensitive membrane covering the back wall of the eyeball; it is continuous with the optic nerve (noun.body)

derivation	:	retinal, retinene,
definition	:	either of two yellow to red retinal pigments formed from rhodopsin by the action of light (noun.substance)

3. either of two yellow to red retinal pigments formed from rhodopsin by the action of light (noun.substance)

derivation	:	retinal,
definition	:	in or relating to the retina of the eye (adj.pert)

4. in or relating to the retina of the eye (adj.pert)

pertainym	:	retina,
definition	:	the innermost light-sensitive membrane covering the back wall of the eyeball; it is continuous with the optic nerve (noun.body)

derivation	:	retina,
definition	:	the innermost light-sensitive membrane covering the back wall of the eyeball; it is continuous with the optic nerve (noun.body)

derivation	:	retinal, retinene,
definition	:	either of two yellow to red retinal pigments formed from rhodopsin by the action of light (noun.substance)