[ 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.
- (of a rock) having been forced between preexisting rocks or rock layers while in a molten or plastic condition.
- noting or pertaining to plutonic rocks.
Phonetics. excrescent(def 2).
Intrusive vs. ObtrusiveThe meanings and sounds of both words are close enough that it can be easy to confuse them. Some thesauruses present the words as synonyms, but there are a few subtle distinctions between them.
in·tru·sive·ly, adverbin·tru·sive·ness, nounnon·in·tru·sive, adjectivenon·in·tru·sive·ly, adverb
un·in·tru·sive, adjectiveun·in·tru·sive·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for non-intrusive
The internal body structure was visualized by using a simulation system similar to those utilized in non-intrusive surgery.The Civilization of Illiteracy|Mihai Nadin
British Dictionary definitions for non-intrusive
/ (ɪnˈtruːsɪv) /
characterized by intrusion or tending to intrude
(of igneous rocks) formed by intrusionCompare extrusive (def. 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 Formsintrusively, adverbintrusiveness, 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