WordReference Random House Unabridged Dictionary of American English © 2026
pe•riph•er•al•ism
(pə rif′ər ə liz′əm),USA pronunciation n. [Psychol.]
- Psychologythe explanation of psychological events emphasizing peripheral human functions, as those of skeletal muscles or the sex organs, rather than cognition or other processes of the central nervous system.
- peripheral + -ism