irreparable

 
Pronunciation: /ɪˈrɛp(ə)rəb(ə)l/

adjective

  • (of an injury or loss) impossible to rectify or repair: they were doing irreparable damage to my heart and lungs

Derivatives

irreparability

Pronunciation: /-ˈbɪlɪti/
noun

irreparably

adverb

Origin:

late Middle English: via Old French from Latin irreparabilis, from in- 'not' + reparabilis (see reparable)