How to use intrusion in a sentence

36 example sentences · noun

Intrusion means the forcible inclusion or entry of an external group or individual; the act of intruding. Example: “She viewed sales calls as an unwelcome intrusion.”

Examples of intrusion by meaning

nounThe forcible inclusion or entry of an external group or individual; the act of intruding.

She viewed sales calls as an unwelcome intrusion.
“What I’m looking for,” he barked, “is to be left in peace.” His voice trembled with a rage far bigger than her intrusion merited, the rage which shocked him whenever it coursed through his nervous system, like a flood.2001, Salman Rushdie, Fury: A Novel, London: Jonathan Cape, →ISBN, page 5
Each one in turn clicks up the ratchet of surveillance, intrusion and security.2012 December 14, Simon Jenkins, “We mustn't overreact to North Korea boys' toys”, in The Guardian Weekly, volume 188, number 2, page 23

nounA penetration by hackers, a computer virus, etc.

The intrusion of the virus rendered our other security efforts useless.

nounThe 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...

nounA 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

nounA 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
Although there are modern intrusions (a road and communications facilities on the summit), the mountain is important to the Kumeyaay community's belief system.1997, Donna J. Seifert; Barbara J. Little; Beth L. Savage; John H., Jr. Sprinkle, “Defining boundaries for National Register properties”...
A re-route was achieved, with the line skirting the abbey ruins instead - although many continued to see the intrusion as a travesty against antiquity and the scenic beauty of the site.2022 January 12, Dr. Joseph Brennan, “Castles: ruined and redeemed by rail”, in RAIL, number 948, page 56

nounAn involuntarily arising idea or memory that is nuisant and falsifies an accurate impression of the world.

In general, intrusion errors tend to occur with greater frequency in individuals whose cognitive capacity is diminished relative to that of young adults.2011, Karl Haberlandt, “Intrusion Errors”, in Jeffrey S. Kreutzer, John DeLuca, Bruce Caplan, editor, Encyclopedia of Clinical...
Further, the association between semantic intrusion errors and the progression to dementia among those with aMCI has not been examined.2021 June 23, Elizabeth A Crocco, Rosie E Curiel, Marcela Kitaigorodsky, Gabriella A Grau, Jessica M Garcia, Ranjan Duara, Warren Barker...
Intrusion symptoms (e.g., nightmares) and anhedonia symptoms were associated with significantly lower probability of reporting moderate physical activity.2024 August 24, Laura M. Kinsman, Holden J. Norrie, Geoffrey S. Rachor, Gordon J. G. Asmundson, Exercise and PTSD, Springer, →DOI, →ISBN...

nounA swarm or nest of cockroaches, infesting a structure.

When I turned on the light, scattered mats of cockroach intrusions scurried into the walls.
The sight of an intrusion had me running for an exterminator.
An intrusion of cockroaches scurried into a wall at the first instance of light.2025, John Greco, The Unlikely Intrusion of Adams Klein, Moody Publishers

More sentences with intrusion

It’s beautiful, but never naïvely so; the pastoral moments were offset by barrelhouse intrusions.2008 January 14, Ben Ratliff, “Jazz Showcase Fever Propels a Mini Marathon”, in New York Times. From the entry barrelhouse
A similar classification was made for the opposite of elision, intrusion.2003, David Crystal, A Dictionary of Linguistics & Phonetics, 5th edition, Wiley–Blackwell, →ISBN, page 159, →ISBN. From the entry prosiopesis
Intrusions on dignity, he said, struck him with all the force of lèse-majesté.1999, James Trilling, “My Father and the Weak-Eyed Devils”, in The American Scholar, volume 68, number 2, The Phi Beta Kappa Society…. From the entry unassailability
Layered cumulates are prominent within virtually all of the larger intrusions.1996, R. G. Cawthorn, Layered Intrusions, page 331. From the entry cumulate
To the "closet" taxonomist and aficionado of nomenclatural exercises, such emphasis may seem an intrusion.1992, Rudolf M[athias] Schuster, The Hepaticae and Anthocerotae of North America: East of the Hundredth Meridian, volume V, Chicago, Ill.…. From the entry aficionado
Fiords are glacially carved oceanic intrusions into land.2019, J. N. Moum, W. D. Smyth, “Upper Ocean Mixing”, in J. Kirk Cochran, Henry J. Bokuniewicz, Patricia L. Yager, editors, Encyclopedia of…. From the entry fjord
These are preore faults intermined by intrusion.2018, Vladimir Litvinenko, Geomechanics and Geodynamics of Rock Masses, page 25. From the entry intermine
We should have handled the intrusion off the rip.2018, U-God [Lamont Hawkins], Raw: My Journey Into The Wu-Tang, New York, N.Y.: Picador, →ISBN, →OCLC, pages 116–117. From the entry off the rip
After a stressful event, the histrionic patient often manifests swings from rigid overcontrol to uncontrolled intrusions and emotional repetition.2011, Mardi Jon Horowitz, Stress Response Syndromes. From the entry overcontrol
Bluejacking and bluesnarfing are the two forms of new intrusion.2005, Teck Sung Yap and Hong Tat Ewe, A Mobile Phone Malicious Software Detection Model with Behavior Checker, in Web and Communication…. From the entry bluesnarfing
Other forms of concordant intrusions, some of which will be commented upon in this chapter are shown in Fig. 3. 1(6).1990, Neville J. Price, John W. Cosgrove, Analysis of Geological Structures, →ISBN, page 60. From the entry concordant
Peipingers looked on all this activity as a rude intrusion on the quiet culture of their ancient capital.1948 December 27, “CHINA: One-Way Street”, in Time. From the entry Peipinger
He guzzled shamelessly, pushing food into an overstuffed mouth, his eye glazed to all intrusion on a gastric debauch.1938, Norman Lindsay, Age of Consent, 1st Australian edition, Sydney, N.S.W.: Ure Smith, published 1962, →OCLC, page 68. From the entry overstuffed
He was surprised to see him, and resented the intrusion.1919, W[illiam] Somerset Maugham, chapter LV, in The Moon and Sixpence, [New York, N.Y.]: Grosset & Dunlap Publishers […], →OCLC, page 290. From the entry vexation
As evidenced in the overtourism concept, residents may become resentful of the intrusions of visitors and visitors' impacts on their ways of living (Figure 9.2).2018, Alastair M. Morrison, Marketing and Managing Tourism Destinations, Routledge, →ISBN, page 94. From the entry overtourism
Dreaming may be thought of as a generically “creative” act in which almost everyone engages; and dreams have often been found to express extrasensory intrusion.2015, James C. Carpenter, First Sight. From the entry creativelike
S. air intrusion," Peking radio announced, "A spokesman of the Chinese Foreign Ministry has been authorized, in relation to the military provocation by U.1971 August 6, Robert S. Allen, “U. S. Studying To Ease New Tension With Taiwan”, in The Farmville Herald, volume 81, number 92, →ISSN…. From the entry insolently
The principal effect of this intrusion has been to marmorize the surrounding limestone, though locally some large masses of contact-metamorphic minerals have been formed.1908, Adolph Knopf, Geology of the Seward Peninsula Tin Deposits, Alaska, page 44. From the entry marmorize
Intrusion detection can inspect file, network, and kernel reads and writes to verify or block them with an allowlist or a denylist (as seccomp-bpf configuration does).2021, Andrew Martin, Michael Hausenblas, Hacking Kubernetes, O'Reilly Media, →ISBN. From the entry denylist
It was begrieving to see how the intrusion of even a smattering of pride and moral standards could impede on what had always been a carefree, shiftless life.1996, Cameron Judd, Passage to Natchez, page 229. From the entry begrieve
A childish (and Rousseau-ist) view of children as noble savages often is part of a belief that nature is a sweet garden and science and technology are spoilsome intrusions.1984, Gary Goshgarian, The Contemporary Reader from Little, Brown. From the entry spoilsome

Meaning of intrusion

noun The forcible inclusion or entry of an external group or individual; the act of intruding.
noun A penetration by hackers, a computer virus, etc.
noun The insertion of a phoneme into the pronunciation of a word despite its absence from the spelling. (e.g. intrusive r).

Full definition of intrusion

Questions about intrusion in a sentence

How do you use intrusion in a sentence?: Intrusion is used as a noun. For example: “She viewed sales calls as an unwelcome intrusion.”
What is a short sentence with intrusion?: “These are preore faults intermined by intrusion.”
What does intrusion mean?: Intrusion means the forcible inclusion or entry of an external group or individual; the act of intruding.

Adapted from Wiktionary: intrusion (page history and authors) and the entries each sentence comes from. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws chose the sentences, left out offensive ones and quotations older than 1900, and marked the word in each. Wiktionary data of 2026-09-02.

Last updated: 2026-09-02

Cite this page: “How to use intrusion in a sentence.” Word.ws, https://word.ws/sentences/intrusion. Based on Wiktionary, CC BY-SA 4.0.