- an illegal act of entering, seizing, or taking possession of another's property.
- a wrongful entry after the determination of a particular estate, made before the remainderman or reversioner has entered.
- emplacement of molten rock in preexisting rock.
- plutonic rock emplaced in this manner.
- a process analogous to magmatic intrusion, as the injection of a plug of salt into sedimentary rocks.
- the matter forced in.
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Origin of intrusion
OTHER WORDS FROM intrusionin·tru·sion·al, adjective
Example sentences from the Web for intrusion
Aside from reaching an international audience, leaving Oz had another benefit—no more silly intrusions into her privacy.
When she finally got around to doing it, the intrusions started soon after.
Critics of Israel will see the blue islands as Israeli intrusions into Palestine.
Con Ed will have to deal with widespread intrusions into the duct banks and transformers that lie below the city streets.
We want to ensure our ability to cripple criminal activity while preventing intrusions into our personal privacy.Congress Braces for Battle Over Cybersecurity Bill|Philip Bump|April 23, 2012|DAILY BEAST
Chief among them was the putting an end to the intrusions of the outside claimants to Narragansett.A short history of Rhode Island|George Washington Greene
The tertiary formation is followed by an azoic formation of gneiss, mica slate, and phylada with large intrusions of granite.Guatemala, the country of the future|Charles M. Pepper
I am not a coward—far from it—but I confess that such intrusions at the last minute are always disconcerting.The Extraordinary Adventures of Arsene Lupin, Gentleman-Burglar|Maurice Leblanc
These intrusions upon the Indian territory were, however, conformable to the grants of the proprietors, the Indians.Great Events in the History of North and South America|Charles A. Goodrich
But that is a confusion of thought, for these tyrannies are merely intrusions of the eighteenth century upon the twentieth.A Preface to Politics|Walter Lippmann
British Dictionary definitions for intrusion
- the movement of magma from within the earth's crust into spaces in the overlying strata to form igneous rock
- any igneous rock formed in this way