Verb: annul (annulled,annulling) u'núl
- Declare invalid
"The contract was annulled";
- invalidate, quash, void, avoid, nullify
- Cancel officially
"He annulled the ban on smoking";
- revoke, lift, countermand, reverse, repeal, overturn, rescind, vacate
Derived forms: annuls, annulling, annulled
Type of: cancel, contradict, negate, strike down
Encyclopedia: Annul