afterimage
A visual impression that persists after the stimulus is removed. Used in psychology and everyday contexts.
After looking at a bright light, the afterimage didn't disappear for a while.
We learned about afterimages in psychology class.
negative afterimage
Compound of 残 (zan, 'remaining') and 像 (zō, 'image'). The exact historical derivation is uncertain, but the word is a straightforward Sino-Japanese compound.