- The definition of intrusive is someone or something that invades personal space, that becomes too involved or that comes too close without being invited.
- An unwelcome and overly personal question is an example of a question that would be described as intrusive.
- A person who constantly comes over to your house uninvited and offers unsolicited life advice is an example of a person who would be described as intrusive.
- intruding or tending to intrude
- Geol. designating or of igneous rock formed from magma that hardened while still within the earth, moon, etc.
- Phonet. present or added in speech although not represented originally in spelling or accounted for otherwise etymologically (Ex.: the d added to OE spinel to form spindle)
Origin: from Classical Latin intrusus, past participle of intrudere (see intrude) plush -ive
Used by arrangement with John Wiley & Sons, Inc.
- Intruding or tending to intrude.
- Geology Of or relating to igneous rock that is forced while molten into cracks or between other layers of rock.
- Linguistics Epenthetic.
- in·truˈsive·ly adverb
- in·truˈsive·ness noun