Main entry: revocable, revokable
Definition: capable of being revoked or annulled
Usage: a revocable order
Antonyms: irrevocable, irrevokable
Definition: incapable of being retracted or revoked
Antonyms: irreversible
Definition: incapable of being reversed
Antonyms: nonreversible, one-sided
Definition: not reversible or capable of having either side out