ABROGATIVE
Ab"ro*ga*tive, a.
Defn: Tending or designed to abrogate; as, an abrogative law.
ABROGATOR
Ab"ro*ga`tor, n.
Defn: One who repeals by authority.
ABROOD
A*brood", adv. Etym: [Pref. a- + brood.]
Defn: In the act of brooding. [Obs.] Abp. Sancroft.
ABROOK
A*brook", v. t. Etym: [Pref. a- + brook, v.]
Defn: To brook; to endure. [Obs.] Shak.
ABRUPT Ab*rupt", a. Etym: [L. abruptus, p. p. of abrumpere to break off; ab + rumpere to break. See Rupture.]
1. Broken off; very steep, or craggy, as rocks, precipices, banks; precipitous; steep; as, abrupt places. "Tumbling through ricks abrupt," Thomson.