visual purple

noun

Definition of visual purple

: a photosensitive red or purple pigment in the retinal rods of various vertebrates especially : rhodopsin

First Known Use of visual purple

1878, in the meaning defined above

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Time Traveler for visual purple

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The first known use of visual purple was in 1878

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Dictionary Entries Near visual purple

visual point

visual purple

visual ray

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Cite this Entry

“Visual purple.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/visual%20purple. Accessed 8 Dec. 2021.

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More Definitions for visual purple

visual purple

noun

Medical Definition of visual purple

More from Merriam-Webster on visual purple

Britannica.com: Encyclopedia article about visual purple

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