adj. Of or relating to the retina of the eye. |
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.
n. Either of two chromophores that are aldehydes of vitamin A1 and vitamin A2 and that bind covalently with an opsin protein to form rhodopsin or porphyropsin. Also called retinene. |
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.