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photism

[foh-tiz-uh m]
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noun Psychology.
  1. a form of synesthesia in which a visual sensation, as of color or form, is produced by the sense of touch, hearing, etc.
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Origin of photism

1890–95; < Greek phōtismós illumination, equivalent to phōt(ízein) to give light + -ismos -ism
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

photism in Medicine

photism

(fōtĭz′əm)
n.
  1. The production of a sensation of light or color by a stimulus to another sense organ, such as that of hearing or touch.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.