| / English Dictionary |
RETINAL ROD
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
A visual receptor cell that is sensitive to dim light
Synonyms:
Classified under:
Hypernyms ("retinal rod" is a kind of...):
visual cell (one of the cells of the retina that is sensitive to light)
Meronyms (parts of "retinal rod"):
retinal purple; rhodopsin; visual purple (a red photopigment in the retinal rods of vertebrates; dissociates into retinene by light)
Holonyms ("retinal rod" is a part of...):
retina (the innermost light-sensitive membrane covering the back wall of the eyeball; it is continuous with the optic nerve)
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