v. t. | 1. | To reduce to nothing; to obliterate. |
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. |
Verb | 1. | annul - declare invalid; "The contract was annulled"; "void a plea" |
2. | annul - annul by recalling or rescinding; "He revoked the ban on smoking"; "lift an embargo"; "vacate a death sentence" |