Dictionary
ab•rupt
Pronunciation: (u-brupt'), [key]—
adj.
1. sudden or unexpected:
an abrupt departure.
2. curt or brusque in speech, manner, etc.:
an abrupt reply.
3. terminating or changing suddenly:
an abrupt turn in a road.
4. having many sudden changes from one subject to another; lacking in continuity or smoothness:
an abrupt writing style.
5. steep; precipitous:
an abrupt descent.
6. Bot.truncate (def. 4).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.