retinal
1[ ret-n-uhl ]
/ ˈrɛt n əl /
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adjective
of or relating to the retina of the eye.
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Words nearby retinal
Definition for retinal (2 of 2)
retinal2
[ ret-n-al, -awl ]
/ ˈrɛt nˌæl, -ˌɔl /
noun Biochemistry.
an orange pigment, C20H28O, that is the active component of rhodopsin and is liberated upon the absorption of light in the vision cycle; vitamin A aldehyde.
Also ret·i·nene [ret-n-een]. /ˈrɛt nˌin/.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
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Medical definitions for retinal
retinal
[ rĕt′n-ăl′, -ôl′ ]
n.
retinaldehyde
The American Heritage® Stedman's Medical Dictionary
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