1. (n.) The act of reducing to nothing, or nonexistence; or the act of destroying the form or combination of parts under which a thing exists, so that the name can no longer be applied to it; as, the annihilation of a corporation.

2. (n.) The state of being annihilated.

abolishment abolition abscission amputation annulment bane biological death cessation of life choking choking off clinical death crossing the bar curtains death death knell debt of nature decease demise departure deracination destruction dissolution doom dying ebb of life elimination end end of life ending eradication eternal rest excision exclusion exit expiration extermination extinction extinguishment extirpation final summons finger of death going going off grave hand of death jaws of death knell last debt last muster last rest last roundup last sleep leaving life liquidation loss of life making an end mutilation negation nullification parting passing passing away passing over perishing purge quietus release rescission rest reward rooting out sentence of death shades of death shadow of death silencing sleep snuffing out somatic death stifling strangulation suffocation summons of death suppression uprooting voiding