(1):
(n.) The death of one part of an animal body, while the rest continues to live; loss of vitality in some part of a living animal; gangrene.
(2):
(n.) Destruction of active qualities; neutralization.
(3):
(n.) Subjection of the passions and appetites, by penance, absistence, or painful severities inflicted on the body.
(4):
(n.) The act of mortifying, or the condition of being mortified
(5):
(n.) Hence: Deprivation or depression of self-approval; abatement or pride; humiliation; chagrin; vexation.
(6):
(n.) That which mortifies; the cause of humiliation, chagrin, or vexation.
(7):
(n.) A gift to some charitable or religious institution; - nearly synonymous with mortmain.