1) Afterimage 2) Aftertaste 1) Afterimage 2) An afterimage 3) Memory image 
• (n.) A sensation or sense impression following the removal of a stimulus producing a primary sensation, and reproducing the primary sensation in positive, negative, or complementary form. The aftersensation may be continuous with the primary sensation or follow it after an interval.
Subjective persistance of sensation after cessation of stimulus. ... Synonym: afterimpression. ... (05 Mar 2000) ... 
(af″tәr-sen-sa´shәn) sensation persisting after cessation of the stimulus that caused it.
Aft'er·sen·sa`tion noun (Psychol.) A sensation or sense impression following the removal of a stimulus producing a primary sensation, and reproducing the primary sensation in positive, negative, or complementary form. The aftersensation may be continuous with the primary sensation or follow it aft...
Type: Term Pronunciation: af′ter-sen-sā′shŭn Definitions: 1. Subjective persistence of sensation after a stimulus stops. Synonyms: afterimpression, afterperception
aftersensation Subjective persistence of sensation after a stimulus is taken away.
an afterimage.