What is the meaning of mortification?

noun

• Strong feelings of embarrassment.
  • synonyms: chagrin, humiliation
• The localized death of living cells (as from infection or the interruption of blood supply.
  • synonyms: necrosis, gangrene, sphacelus
• An instance in which you are caused to lose your prestige or self-respect.
  • usage: "he had to undergo one humiliation after another"
  • synonyms: humiliation
• Christianity) the act of mortifying the lusts of the flesh by self-denial and privation (especially by bodily pain or discomfort inflicted on yourself. ().