n.
Pronunciation: ' vä-l ə n-t ə - ˌ ri-z ə m
Function: noun
Date: 1838
1 : the principle or system of doing something by or relying on voluntary action or volunteers
2 : a theory that conceives will to be the dominant factor in experience or in the world
– vol · un · ta · rist \ -rist \ noun
– vol · un · ta · ris · tic \ ˌ vä-l ə n-t ə - ' ris-tik \ adjective