photoreceptor /pho·to·re·cep·tor/ (-re-sep´ter) a nerve end-organ or receptor sensitive to light.
photoreceptor
photoreceptor
pho·to·re·cep·tor (f  t-r -s p t r)n. A nerve ending, cell, or group of cells specialized to sense or receive light. |
photoreceptor
[-risep′tər]
Etymology: Gk, phos, light; L, recipere, to receive
a nerve cell that is receptive to light stimuli.
photoreceptor
a nerve end organ or receptor sensitive to light. In the retina of the eye, the outer limbs of rods and cones make up the photoreceptor layer.
photoreceptor
A receptor capable of reacting when stimulated by light, such as the rods and cones of the retina. See cone cell; rod cell.
photoreceptor
Neurology A sensory nerve ending that responds to stimulation by light
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