The phrase "abrogate it" is correct and usable in written English.
You can use it when referring to the act of formally repealing or doing away with a law, agreement, or practice.
Example: "The government decided to abrogate it due to the overwhelming public opposition."
Alternatives: "revoke it" or "annul it".
The Bush team will unilaterally abrogate it.
But Smith & Wesson has backed away somewhat from the agreement, has come under heavy pressure from the rest of the industry to abrogate it entirely, and is the target of a boycott organized by the National Rifle Association.
The 1980 accord expired at the end of last year, but is renewed automatically year by year unless Turkey or the United States declares a desire to abrogate it or negotiate changes.
If a contract be objectionable in itself upon these grounds, or if it become so in its execution, the municipality may, in the exercise of its police power, regulate the manner in which it may be carried out, or may abrogate it entirely, upon the principle that it cannot bind itself to any course of action which shall prove deleterious to the health or morals of its inhabitants.
The Gospels certainly deepen our understanding of law, but they do not abrogate it.
Trump often commented on the campaign trail about his desire to abrogate it and re-impose sanctions.
Previous studies have shown that mutation of the nuclear export signal of Beclin 1 (resulting in its nuclear retention) or deletion of the evolutionary conserved domain of Beclin 1 (which abrogates it binding to VPS34 and autophagy function) blocks its tumor suppressor activity (Liang et al., 2001; Furuya et al., 2005).
While introducing cysteines at several sites on Cpl-1 did not alter its bactericidal activity, PEGylation on these residues totally abrogated it.
Amending or replacing the treaty is a better course than simply abrogating it.
Garang realised that the peace agreement was doomed, even before Nimeiri abrogated it in 1983 and imposed sharia throughout the country.
Although the canon law declaring that bishops were to be elected by the clergy and people of their future diocese was never abrogated, it was ignored.
