noun

• The act of consummating, or the state of being consummated; the state of being completed; completion.
• The first act of sexual intercourse in a relationship, particularly the first such act following marriage.
• The achievement of perfection.
• Termination; the end (as of the world or of life); an end or resulting state.
• (law) The date at which the mortgagor becomes contractually obligated to the mortgagee in a real estate transaction.