psychophysics


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Related to psychophysics: Weber's law, Psychophysical methods

psy·cho·phys·ics

 (sī′kō-fĭz′ĭks)
n. (used with a sing. verb)
The branch of psychology that deals with the relationships between physical stimuli and sensory response.

psy′cho·phys′i·cal adj.
psy′cho·phys′i·cal·ly adv.
psy′cho·phys′i·cist (-fĭz′ĭ-sĭst) n.

psychophysics

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

psy•cho•phys•ics

(ˌsaɪ koʊˈfɪz ɪks)

n. (used with a sing. v.)
the branch of psychology that deals with the relationships between physical stimuli and resulting sensations and mental states.
[1875–80; < German Psychophysik. See psycho-, physics]
psy`cho•phys′i•cal (-ɪ kəl) adj.

psychophysics

the branch of psychology that studies the relationships between physical stimuli and resulting sensations and mental states. — psychophysicist, n.psychophysie, psychophysical, adj.
See also: Psychology
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.psychophysics - the branch of psychology concerned with quantitative relations between physical stimuli and their psychological effects
jnd, just-noticeable difference - (psychophysics) the difference between two stimuli that (under properly controlled experimental conditions) is detected as often as it is undetected
Fechner's law, Weber-Fechner law - (psychophysics) the concept that the magnitude of a subjective sensation increases proportional to the logarithm of the stimulus intensity; based on early work by E. H. Weber
power law, Stevens' law, Stevens' power law - (psychophysics) the concept that the magnitude of a subjective sensation increases proportional to a power of the stimulus intensity
Weber's law - (psychophysics) the concept that a just-noticeable difference in a stimulus is proportional to the magnitude of the original stimulus; "Weber's law explains why you don't notice your headlights are on in the daytime"
experimental psychology, psychonomics - the branch of psychology that uses experimental methods to study psychological issues
Translations

psychophysics

[ˌsaɪkəʊˈfɪzɪks] nsgpsicofisica
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