intrusions

Noun

intrusion (countable and uncountable, plural intrusions)

1. The forcible inclusion or entry of an external group or individual; the act of intruding.
   • She viewed sales calls as an unwelcome intrusion.
   1. A penetration by hackers, a computer virus, etc.
      • The intrusion of the virus rendered our other security efforts useless.
   2. The insertion of a phoneme into the pronunciation of a word despite its absence from the spelling. (e.g. intrusive r)
      • A current challenge in recent work on Spanish sound structure is to understand the conditions that determine vowel intrusion and the consequences vowel intrusion may have on Spanish phonology.2009, Benjamin Schmeiser, edited by Marine Vigário, Sónia Frota, and M. João Freitas, Phonetics and Phonology: Interactions and Interrelations, →ISBN, page 181
2. (uncountable) A feeling of being intruded upon; the state or condition of being intruded.
   • I watched and felt intrusion upon the reigning terror of them2021, Debbie Armstrong, Mental Exodus: Journey Between the Lines
3. Magma forced into other rock formations; the rock formed when such magma solidifies.
4. A structure that lies within a historic district but is nonhistoric and irrelevant to the district.
   • This setting is slightly altered by modern intrusion.1969, The National Register of Historic Places, 1969, Washington, D.C.: National Park Service, page 275

See all 8 meanings of intrusion