present participle of abrupt

plural of abruption

(geology) Characterised by an abrupt change in texture.

plural of abruptness

comparative form of abrupt: more abrupt

plural of placental abruption

The tearing away of the placenta from uterus or the breaking apart of the placenta.

Ellipsis of abrupt appearance theory. / Used other than figuratively or idiomatically: see abrupt, appearance.

(creationism) A neo-creationist hypothesis which claims that the first life and the universe appeared abruptly, and that plants and animals appeared abruptly in complex form.

Alternative form of abrupt appearance theory