Retinal



adjective
1.
of or relating to the retina of the eye.
noun, Biochemistry.
1.
an orange pigment, C 2 0 H 2 8 O, that is the active component of rhodopsin and is liberated upon the absorption of light in the vision cycle; vitamin A aldehyde.

retinal ret·i·nal (rět’n-āl’, -ôl’)
n.
See retinaldehyde.

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  • Retinal adaptation

    retinal adaptation n. Adjustment of the eye to the degree of illumination.

  • Retinal cone

    retinal cone n. See cone cell.



  • Retinaldehyde

    retinaldehyde ret·i·nal·de·hyde (rět’n-āl’də-hīd’) n. A yellow to orange aldehyde that is a derivative of vitamin A and acts in the retina to form the visual pigments of the rods and cones. Also called retinal, retinene1.

  • Retinaldehyde isomerase

    retinaldehyde isomerase n. See retinal isomerase.



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