ab·ro·gate (āb'rə-gāt') tr.v.
ab·ro·gat·ed, ab·ro·gat·ing, ab·ro·gates To abolish, do away with, or annul, especially by authority.
[Latin abrogāre, abrogāt- : ab-, away; see ab-1 + rogāre, to ask; see reg- in Indo-European roots.] ab'ro·ga'tion n., ab'ro·ga'tive adj., ab'ro·ga'tor n.
1526, from abrogate (adj.) (1460), from L. abrogatus, pp. of abrogare "to annul, repeal (a law)," from ab- "away" + rogare "propose a law, request" (see rogation).