reversible(able to be reversed) adjective [UK: rɪ.ˈvɜː.səb.l̩] [US: rɪ.ˈvɝː.səb.l̩]The effects are reversible. = Los efectos son reversibles.
irreversibleadjective
irreversible(incapable of being reversed) adjective [UK: ˌɪ.rɪ.ˈvɜː.səb.l̩] [US: ˌɪ.rɪ.ˈvɝː.səb.l̩]The death penalty is final and irreversible. = La pena de muerte es final e irreversible.