intrusion

From Old French intrusion, from Medieval Latin intrusio

• IPA^(key): /ɪnˈtɹuːʒən/

• Audio (US)

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• Rhymes: -uːʒən

intrusion (countable and uncountable, plural intrusions)

1. The forcible inclusion or entry of an external group or individual; the act of intruding.
   • He viewed sales calls as an unwelcome intrusion.
   • 2012 December 14, Simon Jenkins, “We mustn't overreact to North Korea boys' toys”, in The Guardian Weekly‎, volume 188, number 2, page 23:

     The threat of terrorism to the British lies in the overreaction to it of British governments. Each one in turn clicks up the ratchet of surveillance, intrusion and security. Each one diminishes liberty.

2. (geology) Magma forced into other rock formations; the rock formed when such magma solidifies.

• intrusion in The Century Dictionary, New York, N.Y.: The Century Co., 1911.
• intrusion in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.

intrusion f (plural intrusions)

1. intrusion

• “intrusion” in le Trésor de la langue française informatisé (The Digitized Treasury of the French Language).