Dictionary
in•cur•sion
Pronunciation: (in-kûr'zhun, -shun), [key]—
n.
1. a hostile entrance into or invasion of a place or territory, esp. a sudden one; raid:
The bandits made brief incursions on the village.
2. a harmful inroad.
3. a running in:
the incursion of sea water. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.