How do you spell Abrogate

Available Definitions:
1)  a. - Abrogated; abolished.
2)  v. t. - To annul by an authoritative act; 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.
3)  v. t. - To put an end to; to do away with.