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investigate

verb

Simple meaning

To inquire into or study to ascertain facts or information.

Pronunciation

Say it like this:

ihnvehstuhgayt

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US device voice
IPA pronunciation (US)

ɪnˈvɛstəɡeɪt

This word is pronounced essentially the same in American and British English, so one transcription covers both.

IPA (International Phonetic Alphabet) is a standard way of writing speech sounds.

Word Review

Definition

Everyday modern meanings first, grouped by part of speech.

verb

  1. transitive

    To inquire into or study in order to ascertain facts or information.

  2. Conduct an inquiry or investigation of

    “The district attorney's office investigated reports of possible irregularities.”

  3. transitive

    To examine, look into, or scrutinize in order to discover something hidden or secret.

  4. intransitive

    To conduct an inquiry or examination.

Word at a Glance

Difficulty
B1 · Intermediate (estimated)
Frequency
Common
Typical Use
Everyday English

Word Aura™

How this word commonly comes across.

Aura for this meaning

This meaning: To inquire into or study in order to ascertain facts or information.

Used this way, investigate is a reasonably familiar word that usually carries little praise or criticism of its own. It usually sounds natural in a wide range of settings.

Emotional tone
Neutral
Formality
Neutral
Intensity
Not strongly marked
How common
Moderately common
Connotation
No strong connotation
Usage feel
Neutral and straightforward

Word Aura describes common impressions, not a measurement. Tone changes with sentence, speaker, relationship and situation.

More ways to use investigate

  • “The district attorney's office investigated reports of possible irregularities.”verb
  • “Let's investigate the syntax of Chinese.”verb

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Common Patterns and Combinations

How this word naturally appears with others.

investigate furthernow investigate

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Word Family

Related forms, grouped by how they connect.

Inflected forms

Grammatical variations of the same word.

  • investigatingnounInflected form

    The work of inquiring into something thoroughly and systematically.

Word family

Words built from the same root.

  • investigatornounPerson or profession

    A scientist who devotes himself to doing research.

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Dictionary data from Wiktionary via the Free Dictionary API. Simple meanings, combinations and word intelligence are built from verified reference data, no AI is used to load this page.