annul


an·nul

verb \ə-ˈnəl\

: to say officially that something is no longer valid : to make (something) legally void

an·nulledan·nul·ling

Full Definition of ANNUL

transitive verb
1
:  to reduce to nothing :  obliterate
2
:  to make ineffective or inoperative :  neutralize <annul the drug's effect>
3
:  to declare or make legally invalid or void <wants the marriage annulled>

Examples of ANNUL

  1. <unfortunately, his arrogant attitude annuls the many generous favors he does for people>
  2. <plans to annul their short-lived, ill-advised marriage>

Origin of ANNUL

Middle English annullen, from Anglo-French annuller, from Late Latin annullare, from Latin ad- + nullus not any — more at null
First Known Use: 15th century

Rhymes with ANNUL

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