■ verb
1》 end the validity or operation of (a decree, decision, or promise).
2》 (in card games) fail to follow suit despite being able to do so.
Derivatives
revocability noun
revocable adjective
revocation noun
revocatory adjective
~r noun
Origin
ME: from OFr. revoquer or L. revocare , from re- 'back' + vocare 'to call'.