Dictionary
3 ENTRIES FOUND:

intrusion

noun in·tru·sion \in-ˈtrü-zhən\

Definition of INTRUSION

1
:  the act of intruding or the state of being intruded; especially :  the act of wrongfully entering upon, seizing, or taking possession of the property of another
2
:  the forcible entry of molten rock or magma into or between other rock formations; also :  the intruded magma

Origin of INTRUSION

Middle English, from Anglo-French, from Medieval Latin intrusion-, intrusio, from Latin intrudere
First Known Use: 15th century

Browse

Next Word in the Dictionary: intrusivePrevious Word in the Dictionary: intrudinglyAll Words Near: intrusion
April 26, 2015
rococo Hear it
excessively ornate or intricate
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears