Pronunciation: (di-stûr'buns), [key]
1. the act of disturbing.
2. the state of being disturbed.
3. an instance of this; commotion.
4. something that disturbs.
5. an outbreak of disorder; a breach of public peace: Political disturbances shook the city.
6. Meteorol.any cyclonic storm or low-pressure area, usually a small one.
7. Geol.a crustal movement of moderate intensity, somewhat restricted in area.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.