unrecoverable
adjective
uk/ˌʌnrɪˈkʌvərəbl/usFINANCE
used todescribemoneythat someone haslostorlentand will never get back:
unrecoverable costs/debts/loansThecreditunionhad unrecoverableloanstotalling235billionyen.
IT
used todescribeinformationon acomputerthat has beenlostand cannot befound:
Thedatarecoverycompanycouldrestorethe client'sunrecoverabledatafrom the harddrive.
IT
used todescribeamistakein acomputerprogramthat cannot becorrected:
Thecriticalsystemsfolderwasdeleted, which might haveresultedin an unrecoverablesystemcrash.