1causing disruption or annoyance through being unwelcome or uninvited:that was an intrusive questiontourist attractions that are environmentally intrusive
2 Phonetics (of a sound) pronounced between words or syllables to facilitate pronunciation, such as an r in saw a film.
3 Geology relating to or formed by intrusion.
Derivatives
intrusively
adverb
intrusiveness
noun
intrusive in other Oxford dictionaries
Definition of intrusive in the US English dictionary