To abolish, do away with, or annul, especially by authority.(verb-transitive)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "abrogate" in a sentence
"At the current Moscow summit, the word abrogate is used by the Clinton briefers only to say what they would not do and what the Republicans might do."
""abrogate" the peace treaty which the Hashemite Kingdom concluded with Israel in 1994."
"He told police he was angered by Mr. Taseer's efforts to abrogate the country's strict blasphemy laws."