psychophysics

[sahy-koh-fiz-iks]
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:
1875–80; < German Psychophysik. See psycho-, physics

psychophysical [sahy-koh-fiz-i-kuhl] , psychophysic, adjective
psychophysically, adverb
psychophysicist [sahy-koh-fiz-uh-sist] , noun
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World English Dictionary
psychophysics (ˌsaɪkəʊˈfɪzɪks)
 
n
(functioning as singular) the branch of psychology concerned with the relationship between physical stimuli and the effects they produce in the mind
 
psycho'physical
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

psychophysics psy·cho·phys·ics (sī'kō-fĭz'ĭks)
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.
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Example sentences
He is a researcher in the field of psychophysics-the study of the perception of stimuli.
It is revealed in first semester psychology lectures on psychophysics.
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