a) Tending or apt to intrude; doing that which is not welcome; interrupting or disturbing; entering without right or welcome.

Did it ever cross your mind that he might find all those questions you ask intrusive?

b) Of rocks: forced, while in a plastic or molten state, into the cavities or between the cracks or layers of other rocks.
2. noun
An igneous rock that is forced, while molten, into cracks or between other layers of rock

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  • Intrusive — In*tru sive, a. Apt to intrude; characterized by intrusion; entering without right or welcome. [1913 Webster] {Intrusive rocks} (Geol.), rocks which have been forced, while in a plastic or melted state, into the cavities or between the cracks or… …   The Collaborative International Dictionary of English

  • intrusive — in·tru·sive /in trü siv/ adj: characterized by intrusion in·tru·sive·ly adv in·tru·sive·ness n Merriam Webster’s Dictionary of Law. Merriam Webster. 1996 …   Law dictionary

  • intrusive — c.1400, from L. intrus , pp. stem of intrudere (see INTRUSION (Cf. intrusion)) + IVE (Cf. ive). Related: Intrusively; intrusiveness …   Etymology dictionary

  • intrusive — impertinent, officious, meddlesome, obtrusive Analogous words: intruding, butting in, interloping, obtruding (see INTRUDE): inquisitive, prying, snoopy, nosy, *curious: interfering, meddling, intermeddling (see MEDDLE) Antonyms: retiring:… …   New Dictionary of Synonyms

  • intrusive r — is the insertion of the sound of an unwritten r between one vowel sound and another, as in draw r ing for drawing and umbrella r organization for umbrella organization. Though much criticized, it is common even in received pronunciation and… …   Modern English usage

  • intrusive — [adj] obtrusive forward, interfering, invasive, meddlesome, meddling, nosy*, presumptuous, protruding, prying; concepts 401,542 …   New thesaurus

  • intrusive — ► ADJECTIVE 1) intruding or tending to intrude. 2) (of igneous rock) that has been forced when molten into cracks in neighbouring strata. DERIVATIVES intrusively adverb intrusiveness noun …   English terms dictionary

  • intrusive — [in tro͞osiv] adj. [< L intrusus, pp. of intrudere (see INTRUDE) + IVE] 1. intruding or tending to intrude 2. Geol. designating or of igneous rock formed from magma that hardened while still within the earth, moon, etc.: cf. EXTRUSIVE (sense… …   English World dictionary

  • intrusive — /ɪnˈtrusɪv/ (say in troohsiv), / zɪv/ (say ziv) adjective 1. intruding. 2. characterised by or involving intrusion: intrusive noise. 3. apt to intrude; coming unbidden or without welcome: intrusive phone calls. 4. violating one s privacy: an… …  

  • intrusive — adjective Date: 15th century 1. a. characterized by intrusion b. intruding where one is not welcome or invited 2. a. projecting inward < an intrusive arm of the sea > b. (1) of a rock having been forced while in a plastic state into cavities or… …   New Collegiate Dictionary

  • intrusive — adj. VERBS ▪ be, prove, seem ▪ become ▪ find sth ADVERB ▪ extremely, fairl …   Collocations dictionary

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