afterimage

[af-ter-im-ij, ahf-]

noun Psychology.

a visual image or other sense impression that persists after the stimulus that caused it is no longer operative.

Origin of afterimage

1875–80; translation of German Nachbild; see after, image
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British Dictionary definitions for afterimage

afterimage

noun

a sustained or renewed sensation, esp visual, after the original stimulus has ceasedAlso called: aftersensation, photogene
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

afterimage in Medicine

afterimage

[ăftər-ĭm′ĭj]

n.

A visual image that persists after the visual stimulus causing it has ceased to act.photogene
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.