photism

American  

[foh-tiz-uhm] / ˈfoʊ tɪz əm /

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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Etymology

Origin of photism

1890–95; < Greek phōtismós illumination, equivalent to phōt ( ízein ) to give light + -ismos -ism