Annul — synonyms, definition

1. annul (Verb)

abolish abort abrogate adulterate avoid break cancel counteract countermand degrade devaluate dismiss dissolve divorce eliminate eradicate fail frustrate impair interrupt • • •

annul (Verb) — Declare invalid. ex. "The contract was annulled"

annul (Verb) — Cancel officially. ex. "He annulled the ban on smoking"

cancel strike down break go back on renege renege on renegue renegue on stet