| 单词 | retinal |
| 释义 | retinal retinal1 /ret"n euhl/, adj. of or pertaining to the retina of the eye. [1830-40; RETIN(A) + -AL1] retinal2 /ret"n al', -awl'/, n. Biochem. 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, retinene /ret"n een'/. [1940-45; RETIN(A) + -AL3] |
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