9 Grammatical Pitfalls


[in-troo-siv] /ɪnˈtru sɪv/
tending or apt to intrude; coming without invitation or welcome:
intrusive memories of a lost love.
characterized by or involving intrusion.
intruding; thrusting in.
  1. (of a rock) having been forced between preexisting rocks or rock layers while in a molten or plastic condition.
  2. noting or pertaining to plutonic rocks.
Phonetics, excrescent (def 2).
Origin of intrusive
late Middle English
1375-1425; late Middle English; see intrusion, -ive
Related forms
intrusively, adverb
intrusiveness, noun
nonintrusive, adjective
nonintrusively, adverb
unintrusive, adjective
unintrusively, adverb
1. annoying, bothersome, interfering, distracting, irksome, worrisome, troublesome, irritating, disturbing. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for intrusive
  • Over the past decades, federal education policy has veered between the incredibly intrusive to the appallingly supine.
  • It's more convenient than a meeting, less intrusive than a phone call, and more detailed than a text message.
  • It has now become an intrusive and abusive infraction of our basic freedoms.
  • Good restaurants and a surprisingly small number of intrusive souvenir stands.
  • But the same was true for kids whose parents were overly intrusive.
  • Advice about friends who bake, a neighbor's parking permit and intrusive questions about a wedding.
  • Third, because governments have become generally more intrusive as universities have grown in size and importance.
  • intrusive memories and spiraling pessimism worm their way into every moment of consciousness.
  • Noise reduction cleans up picture without being intrusive.
  • The news media, politicians argue, are too inclined to intrusive and unfair coverage of their personal lives.
British Dictionary definitions for intrusive


characterized by intrusion or tending to intrude
(of igneous rocks) formed by intrusion Compare extrusive (sense 2)
(phonetics) relating to or denoting a speech sound that is introduced into a word or piece of connected speech for a phonetic rather than a historical or grammatical reason, such as the (r) often pronounced between idea and of in the idea of it
Derived Forms
intrusively, adverb
intrusiveness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for intrusive

c.1400, from Latin intrus-, past participle stem of intrudere (see intrusion) + -ive. Related: Intrusively; intrusiveness.

Online Etymology Dictionary, © 2010 Douglas Harper
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