Definition of "incursion" []

• An aggressive entrance into foreign territory; a raid or invasion. (noun)
• The act of entering another's territory or domain. (noun)
• The act of entering or running into: homes damaged by the incursion of floodwater. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Moammar Gadhafi's regime over what it called an incursion by Libyan forces, the Foreign Ministry said."
• "“Any incursion is likely to be triggered by better-than-usual intelligence about the location and activities of senior jihadist leaders.”"
• "The truth is that this conflict was not even presented to the American people as a war in the first place but as a short-term incursion, justified by the threat of weapons of mass destruction that did not exist."