investigate

[in-ves-ti-geyt] / ɪnˈvɛs tɪˌgeɪt /

VERB

check into thoroughly

Synonyms

STRONGEST

consider examine explore inspect interrogate probe question review scrutinize search study

STRONG

bug case delve dig eyeball frisk inquire muckrake poke prospect pry read reconnoiter research scout sift spy tap wiretap

WEAK

be all ears check out check over check up feel out give the once-over go into inquisite listen in look into look over make inquiry nose around put to the test run down stake out

Antonyms

STRONGEST

answer forget ignore neglect reply

STRONG

leave alone overlook

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In January, regulators said they would investigate competition among food-delivery platforms to rein in price wars that erode profits and contribute to deflationary pressure.

From Barron's • May 23, 2026

To investigate the phenomenon, scientists combined satellite observations with photographs captured by citizen scientists across Japan.

From Science Daily • May 22, 2026

Authorities will investigate the cause of the fall and Paton's body is expected to be transferred to a nearby town.

From BBC • May 22, 2026

The company struck an agreement with the Air Force a few years ago to investigate the concept for the military.

From The Wall Street Journal • May 21, 2026

Goose spent the time trying to investigate the entirety of his ear with her tongue.

From "Impossible Creatures" by Katherine Rundell

Vocabulary lists containing investigate

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List 8

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Word Generation Science - Preparing a Scientific Investigation

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