in·cur·sion | \ in-ˈkər-zhən \

Definition of incursion 

1 : a hostile entrance into a territory : raid

2 : an entering in or into (something, such as an activity or undertaking) his only incursion into the arts

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Examples of incursion in a Sentence

an incursion into enemy airspace there were incursions from the border every summer

Recent Examples on the Web

This view, in many respects, underpinned both its annexation of Crimea and its incursion into eastern Ukraine, contributing toward a conflict that has claimed 10,000 lives. Anna Arutunyan, Time, "No Matter What Happens in Helsinki, Putin Has Already Won," 10 July 2018 While American involvement in the Vietnam War officially ended during the Nixon Administration, the 37th president did approve secret bombing campaigns in North Vietnam and Cambodia, and ground incursions in Laos and Cambodia during the war. Richard Chang,, "‘Viet Stories’ exhibit highlights the struggles and achievements of Vietnamese in the U.S.," 19 Apr. 2018 Videos allow Native Americans to address these questions in personal ways, and take stock of the dreadful loss of life, land and culture that came with European incursion into the continent. Philip Kennicott, kansascity, "St. Louis’ Gateway Arch emerges with new name, skeptical view of western expansion," 3 July 2018 The risk is that if Putin staged any kind of incursion, as has happened in the Ukraine and Crimea, there could be a direct confrontation between U.K. and Russian troops. Robert Hutton,, "U.K. Worries About What Trump Could Promise Putin," 28 June 2018 Submarine weapons are key for China’s military ambitions, but Chinese cyber-incursions in recent years have nabbed designs and data for everything from advanced fighter jets to missile systems. David Z. Morris, Fortune, "Chinese Hackers Steal Sensitive Data on U.S. Subs and Missiles from Military Contractor, Report Says," 10 June 2018 The Syrian government had been complaining that regular Israeli incursions were an affront to its sovereignty. Ruth Eglash, The Seattle Times, "Israel carries out ‘large-scale attack’ in Syria after Israeli jet crashes under anti-aircraft fire," 10 Feb. 2018 Dieter Zetsche, Daimler's CEO, has repeatedly expressed concern that Google's incursion into autos is primarily targeted at what people are doing in cars, not a great driving experience. Bradley Berman, Popular Mechanics, "Whoever Owns the Maps Owns the Future of Self-Driving Cars," 1 July 2016 The Israeli army released a video showing the incursion. Nabih Bulos,, "In an apparent first, Iran and Israel engage each other militarily," 10 Feb. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'incursion.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of incursion

15th century, in the meaning defined at sense 1

History and Etymology for incursion

Middle English, from Middle French or Latin; Middle French, from Latin incursion-, incursio, from incurrere

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Statistics for incursion

Last Updated

14 Sep 2018

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Time Traveler for incursion

The first known use of incursion was in the 15th century

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English Language Learners Definition of incursion

: a sudden invasion or attack : an act of entering a place or area that is controlled by an enemy

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Comments on incursion

What made you want to look up incursion? Please tell us where you read or heard it (including the quote, if possible).


occurring twice a year or every two years

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