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.]

The Collaborative International Dictionary of English. 2000.

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  • aftersensation — /af teuhr sen say sheuhn, ahf /, n. Psychol. an afterimage. [1865 70; AFTER + SENSATION] * * * …   Universalium

  • aftersensation — Subjective persistence of sensation after cessation of stimulus. SYN: afterimpression, afterperception. * * * af·ter·sen·sa·tion sen .sā shən, sən n a sensation occurring after stimulation by its external cause has ceased esp …   Medical dictionary

  • aftersensation —    see aftereffect …   Dictionary of Hallucinations

  • aftersensation — n. residual visual image, afterimage, image that remains after the actual image has disappeared …   English contemporary dictionary

  • aftersensation — noun an image (usually a negative image) that persists after stimulation has ceased • Syn: ↑afterimage • Hypernyms: ↑memory image • Hyponyms: ↑aftertaste * * * ˈ ̷ ̷ ̷ ̷(ˌ) ̷ ̷ˌ ̷ ̷ ̷ ̷ noun Etym …   Useful english dictionary

  • afterimpression — SYN: aftersensation. * * * af·ter·im·pres·sion (af″tər im preshґən) aftersensation …   Medical dictionary

  • afterimage — Persistence of a visual response after cessation of the stimulus. SYN: accidental image, negative image. negative a. a. in which the lightness relationship is reversed; if chromatic, it appears in complementary color. positive a. a. in which the… …   Medical dictionary

  • afterperception — SYN: aftersensation. * * * af·ter·per·cep·tion (af″tər pər sepґshən) the perception of a sensation after the stimulus producing it has ceased …   Medical dictionary

  • aftertouch — Subjective persistence of tactile sensation after cessation of the stimulus; a form of aftersensation …   Medical dictionary

  • aftereffect —    Also known as aftersensation and perceptual aftereffect. All three terms refer to the illusory visual perception that may follow prolonged exposure to a particular visual stimulus. As a rule, aftereffects present themselves in the inverted… …   Dictionary of Hallucinations

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