photic
adjective
pho·tic ˈfō-tik 
1
: of, relating to, or involving light especially in relation to organisms
2
: penetrated by light especially of the sun
the photic zone of the ocean
photically
ˈfō-ti-k(ə-)lē
adverb 
Example Sentences
Recent Examples on the Web Called photic sneeze reflex, this reaction is somewhat of a mystery. 
Rebecca Strong, Health.com, 17 Feb. 2022 More than 35% of us sneeze when suddenly exposed to a bright light, according to Scientific American — a phenomenon that's commonly known as photic sneeze reflex, or ACHOO (Autosomal Compelling Helio-Ophthalmic Outburst). Zee Krstic, Good Housekeeping, 10 Feb. 2020 Each time the whale shark came up to the photic zone to trawl for plankton, the bob would rise to the surface and (with luck) be detected by one of a network of orbiting satellites. Ryan P. Smith, Smithsonian, 8 May 2018 Most such solar, or photic, retinopathy is temporary, manifesting as spots in the visual field—like after a camera flashes in your eyes. James Hamblin, The Atlantic, 21 Aug. 2017
Rebecca Strong, Health.com, 17 Feb. 2022 More than 35% of us sneeze when suddenly exposed to a bright light, according to Scientific American — a phenomenon that's commonly known as photic sneeze reflex, or ACHOO (Autosomal Compelling Helio-Ophthalmic Outburst). Zee Krstic, Good Housekeeping, 10 Feb. 2020 Each time the whale shark came up to the photic zone to trawl for plankton, the bob would rise to the surface and (with luck) be detected by one of a network of orbiting satellites. Ryan P. Smith, Smithsonian, 8 May 2018 Most such solar, or photic, retinopathy is temporary, manifesting as spots in the visual field—like after a camera flashes in your eyes. James Hamblin, The Atlantic, 21 Aug. 2017 Word History
First Known Use
1843, in the meaning defined at sense 1
Medical Definition
photic
adjective
pho·tic ˈfōt-ik
: of, relating to, or involving light especially in relation to organisms
photic stimulation