adj. 25B6; adjective IRREPARABLE, unrepairable, beyond repair, unrectifiable, irremediable, irrevocable, permanent; unalterable, unchangeable, immutable; Law peremptory.
IRREVERSIBLE
Meaning of IRREVERSIBLE in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012