Search Result for "annul": 
Wordnet 3.0

VERB (2)

1. declare invalid;
- Example: "The contract was annulled"
- Example: "void a plea"
[syn: invalidate, annul, quash, void, avoid, nullify]

2. cancel officially;
- Example: "He revoked the ban on smoking"
- Example: "lift an embargo"
- Example: "vacate a death sentence"
[syn: revoke, annul, lift, countermand, reverse, repeal, overturn, rescind, vacate]


The Collaborative International Dictionary of English v.0.48:

Annul \An*nul"\, v. t. [imp. & p. p. Annulled; p. pr. & vb. n. Annulling.] [F. annuler, LL. annullare, annulare, fr. L. ad to + nullus none, nullum, neut., nothing. See Null, a.] 1. To reduce to nothing; to obliterate. [1913 Webster] Light, the prime work of God, to me's extinct. And all her various objects of delight Annulled. --Milton. [1913 Webster] 2. To make void or of no effect; to nullify; to abolish; to do away with; -- used appropriately of laws, decrees, edicts, decisions of courts, or other established rules, permanent usages, and the like, which are made void by component authority. [1913 Webster] Do they mean to annul laws of inestimable value to our liberties? --Burke. [1913 Webster] Syn: To abolish; abrogate; repeal; cancel; reverse; rescind; revoke; nullify; destroy. See Abolish. [1913 Webster]
WordNet (r) 3.0 (2006):

annul v 1: declare invalid; "The contract was annulled"; "void a plea" [syn: invalidate, annul, quash, void, avoid, nullify] [ant: formalise, formalize, validate] 2: cancel officially; "He revoked the ban on smoking"; "lift an embargo"; "vacate a death sentence" [syn: revoke, annul, lift, countermand, reverse, repeal, overturn, rescind, vacate]