tr.v. ab·ro·gat·ed, ab·ro·gat·ing, ab·ro·gates
To abolish, do away with, or annul, especially by authority: "Our existing Aboriginal and treaty rights were now part of the supreme law of the land, and could not be abrogated or denied by any government" (Matthew Coon Come).
[Latin abrogāre, abrogāt- : ab-, away; see AB-1 + rogāre, to ask; see reg- in the Appendix of Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.