Definition of photoreceptive in US English:

photoreceptive

adjective

  • See photoreceptor

    • ‘Higher plants have evolved a complex photoreceptive system involving distinct families of photoreceptors to perceive light signals.’
    • ‘Visual pigments are photoreceptive molecules that occur in rod and cone photoreceptor cells in the retina and characterize the vision of an animal.’
    • ‘Comparison of their photoreceptive cells with those of the chordates corroborated such a phylogenetic position.’
    • ‘The second mutant phenotype is a slower rate of photoreceptive disk membrane renewal in the outer segments, caused by perturbed phagocytosis of disk membranes.’
    • ‘For instance, the photoreceptive cells, which house the visual pigments, are bigger in lungfish than for any other vertebrate, probably making them more sensitive to light.’

Pronunciation

photoreceptive

/ˈseptiv/