irremeable

adjective

ir·​re·​me·​able i-ˈrē-mē-ə-bəl 

ˌi(r)-

: offering no possibility of return

irremeable losses

Word History

Etymology

Latin irremeabilis, from in- + remeare to go back, from re- + meare to go — more at permeate

First Known Use

1569, in the meaning defined above