Definition of visual purple in English:

visual purple

Syllabification: vis·u·al pur·ple

noun

Another term for rhodopsin.
More example sentences
  • In 1877, Boll and Kuhne independently published their classical studies on visual purple, the photoreceptor pigment of rods, and established that it was involved in the detection of light.
  • The photoreceptor of rod cells is specifically called rhodopsin or visual purple.
  • It is the reddish purple color of retinal that gives rhodopsin its former name visual purple.

Definition of visual purple in:

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Word of the day ween
Pronunciation: wiːn
verb
be of the opinion; think or suppose