visual purple

noun

, Biochemistry.

1. rhodopsin.

visual purple

noun

1. another name for rhodopsin

Word History and Origins

Origin of visual purple¹

First recorded in 1895–1900

Example Sentences

In the outer part of the rods the visual purple or rhodopsin is found.

From Project Gutenberg

Is the visual purple more active in monocular than in binocular vision, or what physiological activity is thereby taxed in increased degree?

From Project Gutenberg

It only takes three or four quanta to stimulate the visual purple—a little more actually because of absorption by the eyeball itself.

From Project Gutenberg