ascetic: Meaning and Definition of

as•cet•ic

1. a person who dedicates his or her life to a pursuit of contemplative ideals and practices extreme self-denial or self-mortification for religious reasons.
2. a person who leads an austerely simple life, esp. one who abstains from the normal pleasures of life or denies himself or herself material satisfaction.
3. (in the early Christian church) a monk; hermit.