(n.) The act of sacrificing one's self, or one's interest, for others; self-devotion.

BOMFOG Benthamism Christian charity Christian love agape beneficence benevolence benevolent disposition benevolentness bigheartedness brotherly love caritas charitableness charity commitment consecration dedication devotion disinterest disinterestedness do-goodism flower power generosity giving goodwill grace greatheartedness humaneness humanitarianism humanity humility largeheartedness love love of mankind modesty philanthropism philanthropy sacrifice self-abasement self-abnegation self-denial self-devotion self-effacement self-forgetfulness self-immolation self-neglect self-neglectfulness self-renouncement self-sacrifice self-subjection selflessness unacquisitiveness unpossessiveness unselfishness utilitarianism welfarism well-disposedness