Irreversible
/ˌɪrɪˈvɜrsəbəl/
Listen pronunciation
Definition
(adj) Incapable of being reversed or turned about or back; incapable of being made to run backwards.
Sentence Examples
The death penalty is final and irreversible.
Lead can cause irreversible brain damage.
CEFR Practice Quiz
Climate change is causing ____ changes to the Earth's ecosystems that will affect many future generations.