irreversible
Translation
irreversible, permanent
Examples
The damage to the environment is irreversible.
The damage to the environment is irreversible.
He made an irreversible decision to quit his job.
He made an irreversible decision to quit his job.
Grammar Patterns
((sth.)) is irreversible impossible to change or reverse The decision is irreversible.
an irreversible ((noun)) impossible to change or reverse This is an irreversible process.
Similar Words
Synonyms: permanent, unchangeable, final; Antonyms: reversible, temporary
Etymology
From the prefix 'ir-' (not) + 'reverse' + the suffix '-ible' (able to be). Literally 'not able to be reversed'.
Memory Tips
Think of a car that cannot go in 'reverse'. The action is 'irreversible'.