Definition of intrusive in US English:



  • 1Causing disruption or annoyance through being unwelcome or uninvited.

    ‘that was an intrusive question’
    ‘tourist attractions that are environmentally intrusive’
    • ‘Her tone's informal, friendly and modest, even when she's fending off unwanted or intrusive questions - of which there prove to be several.’
    • ‘At worst, television advertising is irritating, but rarely intrusive…’
    • ‘I myself am very low-risk, but I resent intrusive questions when they are unnecessary.’
    • ‘Hardly anyone responded, put off by either the slightly intrusive questions or perhaps my impatient demand for a quick response.’
    • ‘I've been trying to find out what these questions might be; I expect them to be annoyingly intrusive.’
    • ‘Without some intrusive interventions to disrupt patterns of homicides, population trends alone are likely to spur some growth in murder tolls.’
    • ‘There are no recriminations, no judgement, no intrusive questions.’
    • ‘I am satisfied that this is the least disruptive and intrusive order I can make that is consistent with the child's best interests.’
    • ‘It would give them a leg up in the intrusive, annoying advertising world - which is an unsustainable model.’
    • ‘First of all, there were those annoying, intrusive phone calls.’
    • ‘It is intrusive and disruptive and can have lasting effects on people.’
    • ‘But the most intrusive questions come on departure.’
    • ‘With each intrusive question, I became more stoic and stiff.’
    • ‘The telephone is a relatively intrusive technology, interrupting you from what you are doing and demanding attention.’
    • ‘And with the average person reading up to 60 e-mails a day, this junk can easily become both intrusive and invasive.’
    • ‘Journalism is inherently intrusive and invasive.’
    • ‘There would be nothing more intrusive and irritating than watching someone compulsively flick between channels at a distance (except perhaps being in the room with them as they did so).’
    • ‘The pictures are gentle in that they are not intrusive, even in intimate or chaotic moments.’
    • ‘And don't the powers that be realize the the more annoying and intrusive the ads are, the less we're going to want to look at them?’
    • ‘Did she not realise that the cost of being an actor is to burn forever in the limelight of intrusive media questioning?’
    intruding, invasive, obtrusive, interrupting, trespassing, unwanted, unwelcome
    invasive, impossible to ignore, high-profile, prominent, unavoidable, inescapable, interrupting, disturbing
    personal, prying, forward, impudent, impertinent, offensive
    View synonyms
  • 2Phonetics
    (of a sound) pronounced between words or syllables to facilitate pronunciation, such as an r in saw a movie, which occurs in the speech of some eastern New Englanders and metropolitan New Yorkers.

  • 3Geology
    Relating to or formed by intrusion.

    • ‘The field-based studies were supplemented by thin-section petrography and whole-rock geochemistry to characterize different intrusive phases.’
    • ‘The early Permian rifting in the North Atlantic involved siliciclastic sedimentation in extensional basins and widespread extrusive and intrusive magmatic activity.’
    • ‘In addition, a number of intrusive centres, lava flows and dykes crop out in the NW corner of the island (close to Cap St. Andre).’
    • ‘Variably serpentinized Devonian mafic and ultramafic intrusive rocks occur in the western and northern parts of the map area.’
    • ‘The mafic sheets have not contributed at all to the felsic volcanic-derived volcaniclastic breccias, thus supporting an intrusive origin for the mafic volcanic rocks.’