(a.) Refusing to gratify one's self; self-sacrificing.

Albigensian Catharist Franciscan Sabbatarian Trappist Waldensian abstinent altruistic anchoritic ascetic austere committed consecrated dedicated devoted disinterested eremitic flagellant humble mendicant modest puritanical rigoristic sacrificing self-abasing self-abnegating self-abnegatory self-devoted self-effacing self-forgetful self-immolating self-neglectful self-neglecting self-renouncing self-sacrificing self-unconscious selfless unacquisitive unpossessive unpretentious unselfish unsparing of self wedded to poverty