psychophysics

[ sahy-koh-fiz-iks ]
/ ˌsaɪ koʊˈfɪz ɪks /

noun (used with a singular verb)

the branch of psychology that deals with the relationships between physical stimuli and resulting sensations and mental states.

Origin of psychophysics

From the German word Psychophysik, dating back to 1875–80. See psycho-, physics

Related forms

psy·cho·phys·i·cal [sahy-koh-fiz-i-kuh l] /ˌsaɪ koʊˈfɪz ɪ kəl/, psy·cho·phys·ic, adjectivepsy·cho·phys·i·cal·ly, adverbpsy·cho·phys·i·cist [sahy-koh-fiz-uh-sist] /ˌsaɪ koʊˈfɪz ə sɪst/, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for psychophysical

British Dictionary definitions for psychophysical

psychophysics

/ (ˌsaɪkəʊˈfɪzɪks) /

noun

(functioning as singular) the branch of psychology concerned with the relationship between physical stimuli and the effects they produce in the mind

Derived Forms

psychophysical, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for psychophysical (1 of 2)

psychophysical

[ sī′kō-fĭzĭ-kəl ]

adj.

Of or relating to psychophysics.
Psychosomatic.

Medicine definitions for psychophysical (2 of 2)

psychophysics

[ sī′kō-fĭzĭks ]

n.

The branch of psychology that deals with the relationships between physical stimuli and sensory response.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.