Intrusion: meaning, definitions and examples

Refers to an unwelcome or inappropriate interruption or entry, often used in the context of privacy or personal space.

• The sudden intrusion of noise disrupted the meeting.
• He apologized for the intrusion when he entered without knocking.

Describes a violation or breaking of a law, agreement, or security, often used in legal, cybersecurity, or formal contexts.

• The company faced serious consequences due to a data breach.
• Breaching the contract could lead to a lawsuit.

Usually describes a sudden or brief invasion or attack, often used in military or territorial contexts.

• The army repelled the enemy's incursion.
• There was an incursion into the wildlife sanctuary by poachers.

Refers to the process of entering or gaining access subtly or secretly, often used in espionage, military, or security contexts.

• The spy's infiltration of the enemy base was a success.
• The company is trying to prevent infiltration by competitors.

This is a repetition of the previously mentioned word 'intrusion'. See the above definition and examples.

Appropriate for describing a slow and gradual advance into someone's territory or rights. Often used in legal or environmental contexts.

• The government's encroachment on civil liberties has been a concern
• There is an encroachment of urban areas into wildlife habitats

Refers to illegally entering someone’s property, either land or a building. It often carries a negative connotation.

• The hunter was fined for trespassing on private land
• They put up signs to warn against trespassers

Best describes the breaking of rules, laws, or agreements. It can refer to both physical actions and breaches of abstract principles.

• Speeding is a serious traffic violation
• There was a clear violation of international treaties