1. (v. t.) To abolish or repeal by an authoritative act; as, to abrogate a law\; to abolish by the authority of the maker or his successor; to repeal; -- applied to the repeal of laws, decrees, ordinances, the abolition of customs, etc.

2. (v. t.) To put an end to; to do away with.

abate abolish annihilate annul blot out bring to naught cancel countermand counterorder disannul discharge dissolve do away with extinguish invalidate make void negate negative nullify obliterate override overrule quash recall recant renege repeal rescind retract reverse revoke ruin set aside suspend undo vacate vitiate void waive withdraw wreck write off