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intrusion

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The definition of an intrusion is an unwelcome interruption or a situation where somewhere private has an unwelcome visit or addition.

(noun)

When you are having a quiet nap in your backyard and your neighbor's dog comes in uninvited and jumps all over you to wake you up, this is an example of an intrusion.

See intrusion in Webster's New World College Dictionary

noun

1. the act of intruding
2. Law the illegal entering upon another's land without right to possession
Geol.
1. the invasion, as of liquid magma, into or between solid rock
2. the body of rock resulting from such invasion

Origin: ME < OFr < ML intrusio < L intrusus: see intrusive

See intrusion in American Heritage Dictionary 4

noun

The act of intruding or the condition of being intruded on.
An inappropriate or unwelcome addition.
Law Illegal entry upon or appropriation of the property of another.
Geology
a. The forcing of molten rock into an earlier formation.
b. The rock mass produced by an intrusive process.

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