irreversibility
/ˌɪrɪˌvɜːrsəˈbɪləti/
noun
- The quality or state of being impossible to reverse or change back.
- The irreversibility of the chemical reaction meant the mixture could not be separated.
- The doctor explained the irreversibility of the damage to the patient's eyesight.
- Many people worry about the irreversibility of climate change effects.
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