incursion
    n 1: the act of entering some territory or domain (often in
         large numbers); "the incursion of television into the
         American living room"
    2: an attack that penetrates into enemy territory [syn:
       penetration, incursion]
    3: the mistake of incurring liability or blame

Incursion \In*cur"sion\, n. [L. incursio: cf. F. incursion. See
   Incur.]
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   1. A running into; hence, an entering into a territory with
      hostile intention; a temporary invasion; a predatory or
      harassing inroad; a raid.
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            The Scythian, whose incursions wild
            Have wasted Sogdiana.                 --Milton.
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            The incursions of the Goths disordered the affairs
            of the Roman Empire.                  --Arbuthnot.
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   2. Attack; occurrence. [Obs.]
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            Sins of daily incursion.              --South.

   Syn: Invasion; inroad; raid; foray; sally; attack; onset;
        irruption. See Invasion.
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