revoker Definition

revoke
verb revoked, revoking

1. To cancel or make (a will, agreement, etc) no longer valid; to annul.

Thesaurus: repeal, retract, annul, cancel, rescind, nullify, withdraw, reverse, abolish, countermand, disclaim, recant, negate, invalidate; Antonym: enforce.
intr
2. cards.
To fail to follow suit in cards when one should and is able to do so.

noun

1. cards.
An act of revoking.

Derivative: revoker
noun

Someone who revokes.

Derivative: revocation
noun

The action of revoking or annulling something, or the state of being revoked or annulled; cancellation.
Thesaurus: abolition, repeal, nullification, cancellation, reversal, revoking, repudiation, withdrawal, retraction, rescission, retraction, countermanding; Antonym: enforcement.

Derivative: revocatory
adj

Etymology: 14c: from Latin revocare to call back or withdraw, from vocare to call.