Looking for the meaning or definition of the word abrogate? Here's what it means.
Adjective
(archaic) Abrogated; abolished. [First attested from around (1350 to 1470).]
Verb
(transitive) To annul by an authoritative act; to abolish by the authority of the maker or her or his successor; to repeal; — applied to the repeal of laws, decrees, ordinances, the abolition of customs, etc. [First attested in the early 16th century.]
(transitive) To put an end to; to do away with. [First attested in the early 16th century.]
(molecular biology, transitive) To block a process or function.