PSYCHOPHYSICS

Pronunciation (US):

(GB):

 Dictionary entry overview: What does psychophysics mean? 

• PSYCHOPHYSICS (noun)
  The noun PSYCHOPHYSICS has 1 sense:

1. the branch of psychology concerned with quantitative relations between physical stimuli and their psychological effects

  Familiarity information: PSYCHOPHYSICS used as a noun is very rare.

 Dictionary entry details 

• PSYCHOPHYSICS (noun)

Sense 1

Meaning:

The branch of psychology concerned with quantitative relations between physical stimuli and their psychological effects

Classified under:

Nouns denoting cognitive processes and contents

Hypernyms ("psychophysics" is a kind of...):

experimental psychology; psychonomics (the branch of psychology that uses experimental methods to study psychological issues)

Domain member category:

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)

Derivation:

psychophysicist (a psychologist trained in psychophysics)