(especially of laws or other established rules, usages, etc.) to make void or null; abolish; cancel; invalidate: to annul a marriage.
to reduce to nothing; obliterate.
to cancel (a regularly scheduled train, plane, social event, etc.) for one day or one time only.
- an·nul·la·ble, adjective
- self-an·nul·ling, adjective
- un·an·nul·la·ble, adjective
- un·an·nulled, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use annul in a sentence
The latter at once concludes and annuls totemic tribal organization.Elements of Folk Psychology | Wilhelm Wundt
Religion is the champion of Grace; it pours contempt on "Law," the stronghold of Morality, even annuls it.Impressions And Comments | Havelock Ellis
This is rendered by Dr Stubbs in the margin: 'He annuls the truce and all the acts of the chancellor passed under the old seal.'
The reign of this democracy annuls differences of status, and insults over differences of ability or disposition.Style | Walter Raleigh
It annuls former treaties, and establishes a postal arrangement between Pekin and Kiachta.Overland through Asia; Pictures of Siberian, Chinese, and Tartar Life | Thomas Wallace Knox
British Dictionary definitions for annul
(tr) to make (something, esp a law or marriage) void; cancel the validity of; abolish
- annullable, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012