the perception of light stimulated by the sudden functioning of retinal photoreceptors, that takes place even when there is no light.

DARK LIGHT: "Most people have experienced sensations of dark light in their lifetime- they just weren't aware of the name for such an occurrence."
Cite this page: N., Pam M.S., "DARK LIGHT," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/dark-light/ (accessed September 18, 2020).