n. Departure from life; death.n. Synonyms Death, Decease, Demise. Death is the common term for the ending of life. Decease is slightly euphemistic; it is less forcible and harsh than death. Demise applies primarily to a sovereign, who at death sends down or transmits his title, etc. (see quotation from Blackstone, under demise), and hence to others with reference to the transmission of their possessions. The use of demise for death apart from this idea is figurative, euphemistic, or stilted.To depart from life; die.Synonyms Expire, etc. See die.