psychophysics
Concise Oxford English Dictionary © 2008 Oxford University Press:
psychophysics/sʌɪkə(ʊ)ˈfɪzɪks/
▶plural noun [treated as sing.] the branch of psychology concerned with the relations between physical stimuli and mental phenomena.
– derivatives
psychophysical adjective.
psychophysical adjective.
'psychophysics' also found in these Oxford entries:

