Definitions

1. noun

the act of entering or coming into a place or situation in an unauthorized or unwanted way

“The intrusion of the enemy troops into the city led to widespread panic among the residents.”

2. noun

a sudden or unexpected entry or appearance, especially of something unpleasant

“The sound of a loud noise was a rude intrusion into the peaceful atmosphere of the concert hall.”

3. noun

the act of interfering with or disrupting something, especially a computer system or data

“The intrusion of the malware into the company’s computer system caused a major disruption to their operations.”

4. noun

a geological event, such as the movement of tectonic plates, that causes the Earth’s surface to change

“The intrusion of magma into the Earth’s crust led to the formation of a new volcano.”

5. noun

the act of inserting or introducing something into a conversation or discussion, especially in an unwanted or disruptive way

“The intrusion of the personal anecdote into the formal presentation disrupted the flow of the speaker’s argument.”