Production of a sensation of light or color by a stimulus to another sense organ, such as of hearing, taste, or touch. SYN: pseudophotesthesia.

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pho·tism 'fōt-.iz-əm n a synesthetic visual sensation

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pho·tism (foґtiz-əm) a synesthesia in which a sensation of color or light is associated with a sensation of hearing, taste, smell, or touch.

Medical dictionary. 2011.

Look at other dictionaries:

  • Photism — Pho tism, n. [Gr. ? illumination.] (Psycol.) A luminous image or appearance of a hallucinatory character. [Webster 1913 Suppl.] …   The Collaborative International Dictionary of English

  • photism —    The term photism comes from the Greek verb photizein, which means to give light, to illuminate. It is used in * synaesthesia research to denote a hallucinated colour sensation triggered by a sensory stimulus which affects a different sensory… …   Dictionary of Hallucinations

  • photism — /foh tiz euhm/, n. Psychol. a form of synesthesia in which a visual sensation, as of color or form, is produced by the sense of touch, hearing, etc. [1890 95; < Gk photismós illumination, equiv. to phot(ízein) to give light + ismos ISM] * * * …   Universalium

  • photism — noun /ˈfəʊtɪzəm/ a) A luminous appearance, image or subjective perception of a hallucinatory nature. I refer to hallucinatory or pseudo hallucinatory luminous phenomena, photisms, to use the term of the psychologists. b) The color that a… …   Wiktionary

  • photism — n. visual perception of colors resulting from nonvisual stimulation (Psychiatry) …   English contemporary dictionary

  • photism — pho·tism …   English syllables

  • photism — n. a hallucinatory sensation or vision of light. Etymology: Gk photismos f. photizo shine f. phos photos light …   Useful english dictionary

  • pressure photism —    The term pressure photism is indebted to the Greek verb photizein, which means to give light, to illuminate. It used to denote a type of *synaesthesia characterized by a hallucinated colour sensation (i.e. a *photism) which is triggered by a… …   Dictionary of Hallucinations

  • body photism —    A term used to denote a type of *photism (i.e. a hallucinated patch of light) consisting of a light emanating from one s own body. Body pho tism has occasionally been reported in association with * out of body experiences. It should not be… …   Dictionary of Hallucinations

  • movement photism —    A term used to denote a type of *synaesthesia characterized by a hallucinated light or colour sensation (i.e. a * photism) triggered by a regular kinaesthetic sensation (movement).    References    Cytowic, R.E. (2002). Synesthesia. A union of …   Dictionary of Hallucinations

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