VocabDictionary

intrusion

/ɪnˈtruːʒən/intermediate Level

English Meaning & Definitions

1.noun

The act of entering or forcing oneself into a place or situation where one is unwelcome or uninvited.

Example Sentences:
  • The constant noise from the construction site felt like an intrusion on our privacy.
  • Security software is designed to detect any unauthorized intrusion into the company's network.
2.noun

In geology, the action or process of forcing molten rock into cracks or between other layers of rock.

Example Sentences:
  • The volcanic intrusion created a distinct layer of igneous rock within the sedimentary strata.
  • Geologists studied the granite intrusion to determine the age of the surrounding mountain range.
Share & Learn With Friends

Share “intrusion” with study groups, classmates, or on your social channels.

English Synonyms & Near Equivalents

English Antonyms & Opposites

Comprehensive Thesaurus Breakdown

Compare formal, informal, literary synonyms and register nuances for “intrusion”.

Thesaurus Entry
Cultural Origin & Etymology

Derived from the Latin 'intrudere', meaning 'to thrust or push into'. It is formed from the prefix 'in-' (into) and 'trudere' (to thrust). The term entered Middle English via Old French and was originally used in legal contexts to describe the act of entering a property without right.

Memory Aid & Mnemonic

Think of an 'in-truder' who 'thrusts' themselves into your home uninvited.

Frequently Asked Questions About “intrusion

1. What is the meaning of “intrusion” in English?

In English, intrusion (noun) is defined as: “The act of entering or forcing oneself into a place or situation where one is unwelcome or uninvited.”.

2. How do you use “intrusion” in a sentence?

The constant noise from the construction site felt like an intrusion on our privacy.

3. What are English synonyms of “intrusion”?

4. What is the etymology and word origin of “intrusion”?

Derived from the Latin 'intrudere', meaning 'to thrust or push into'. It is formed from the prefix 'in-' (into) and 'trudere' (to thrust). The term entered Middle English via Old French and was originally used in legal contexts to describe the act of entering a property without right.