[ in-kur-zhuhn, -shuhn ]
/ ɪnˈkɜr ʒən, -ʃən /


a hostile entrance into or invasion of a place or territory, especially a sudden one; raid: The bandits made brief incursions on the village.
a harmful inroad.
a running in: the incursion of sea water.

Nearby words

  1. incur,
  2. incurable,
  3. incurious,
  4. incurrence,
  5. incurrent,
  6. incursive,
  7. incurvate,
  8. incurvation,
  9. incurve,
  10. incus

Origin of incursion

1400–50; late Middle English < Latin incursiōn- (stem of incursiō) raid, equivalent to incurs(us) (past participle of incurrere to incur) + -iōn- -ion; see excursion Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for incursion

British Dictionary definitions for incursion


/ (ɪnˈkɜːʃən) /


a sudden invasion, attack, or raid
the act of running or leaking into; penetration
Derived Formsincursive (ɪnˈkɜːsɪv), adjective

Word Origin for incursion

C15: from Latin incursiō onset, attack, from incurrere to run into; see incur

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for incursion



"hostile attack," early 15c., from Middle French incursion (14c.) or directly from Latin incursionem (nominative incursio) "a running against," noun of action from past participle stem of incurrere (see incur).

Online Etymology Dictionary, © 2010 Douglas Harper