Aftersensation

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Aftersensation \Aft"er*sen*sa`tion\, n. (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 after an interval.


     [Webster 1913 Suppl.]

From WordNet (r) 2.0 [wn]:

  aftersensation
       n : an image (usually a negative image) that persists after
           stimulation has ceased [syn: {afterimage}]