- annul something
to state officially that something is not legally recognized 废除；取消；宣告无效 Their marriage was annulled after just six months. 他们的婚姻仅过半年就宣告取消。 🔊🔊 Amid renewed protests, the regime annulled the elections. 在新的抗议活动中，该政权取消了选举。
Oxford Collocations DictionaryAnnul is used with these nouns as the object:- marriage
Word Originlate Middle English: from Old French anuller, from late Latin annullare, from ad- ‘to’ + nullum ‘nothing’.