Opsin Definition

ŏpsĭn
noun
Any of several colorless proteins, found in the rods and cones of the retina, that combine with various forms of retinal to produce light-sensitive pigments such as rhodopsin.
Webster's New World
Any of various light-sensitive proteins, especially one that is a constituent of a rhodopsin or other visual pigment found in the retina of the vertebrate eye.
American Heritage

Other Word Forms of Opsin

Noun

Singular:
opsin
Plural:
opsins

Origin of Opsin

  • Probably back-formation from rhodopsin

    From American Heritage Dictionary of the English Language, 5th Edition

  • Probably back-formation from rhodopsin

    From American Heritage Dictionary of the English Language, 5th Edition

Opsin Sentence Examples

  • The retinol is oxidized to its aldehyde, retinal, which complexes with a molecule in the eye called opsin.

  • Electrophysiological analysis suggests that VA opsin horizontal cells are intrinsically photosensitive and encode irradiance information.

  • Within these cells is a pigment called rhodopsin which is a complex of opsin, a protein, and retinol.

Find Similar Words

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Words Starting With

OOPOPS

Words Ending With

NINSIN

Unscrambles

opsin

Words Starting With O and Ending With N

Starts With O & Ends With NStarts With OP & Ends With NStarts With O & Ends With IN

Word Length

5 Letter Words5 Letter Words Starting With O5 Letter Words Ending With N