investigate

verb
in·ves·ti·gate | \ in-ˈve-stə-ˌgāt \
investigated; investigating

Definition of investigate 

transitive verb

: to observe or study by close examination and systematic inquiry

intransitive verb

: to make a systematic examination especially : to conduct an official inquiry

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Other words from investigate

investigation \in-ˌve-stə-ˈgā-shən \ noun
investigative \in-ˈve-stə-ˌgā-tiv \ adjective
investigator \in-ˈve-stə-ˌgā-tər \ noun
investigatory \in-ˈve-sti-gə-ˌtȯr-ē \ adjective

Examples of investigate in a Sentence

The police are still investigating the murder. The accident was thoroughly investigated. The manager promised to investigate when we pointed out an error on our bill. He was investigated for his involvement in the incident.
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Recent Examples on the Web

The Community Oversight Task Force, known as COTF, issued a 74-page report this month that recommends disbanding the Civilian Review Board, which currently investigates civilian complaints. Jessica Anderson, baltimoresun.com, "Panel reviewing police civilian oversight calls for more powerful 'independent police accountability agency'," 13 July 2018 Merinar was a member of the team that investigated that case, too. Mike Hendricks, kansascity, "In a tragic loop, firefighters continue to die from preventable mistakes," 13 July 2018 Mueller, who is investigating Russian interference in the 2016 election and possible collusion by the Trump campaign, said the 12 defendants are members of GRU, a Russian intelligence federation. NBC News, "Mueller charges Russian intelligence officers with hacking DNC, Clinton," 13 July 2018 The San Antonio Police Department, which investigated the vandalism, did not immediately respond to requests for comment. Stephen Tucker Paulsen, Houston Chronicle, "Three indicted for spray painting at National Historic Park," 12 July 2018 The chairman of a British parliamentary committee that is also investigating Facebook praised the findings of the data commissioner. Adam Satariano And Sheera Frenkel, BostonGlobe.com, "Facebook is fined by British agency over Cambridge Analytica data leak," 11 July 2018 Schulman serves as the host and executive producer for the popular MTV show, which investigates online relationships and exposes people who impersonate others on the internet — and is based on his 2010 documentary. Jodi Guglielmi, PEOPLE.com, "Catfish's Nev Schulman on Being Cleared of Sexual Misconduct Allegations: 'I Felt So Powerless'," 11 July 2018 The troopers General Investigation Unit, which investigates complex major crimes, has responded to Copper Center, the statement said. Alex Demarban, Anchorage Daily News, "Copper Center man dies in trooper-involved shooting during domestic-violence call," 6 July 2018 Meanwhile, British officials, who are still investigating both poisonings, say that the risk to the public is low. Beth Mole, Ars Technica, "Second Novichok poisoning in Britain raises alarm, questions over contamination," 5 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'investigate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of investigate

circa 1510, in the meaning defined at transitive sense

History and Etymology for investigate

Latin investigatus, past participle of investigare to track, investigate, from in- + vestigium footprint, track

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Phrases Related to investigate

open investigation

under investigation

Statistics for investigate

Last Updated

20 Sep 2018

Look-up Popularity

Time Traveler for investigate

The first known use of investigate was circa 1510

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More Definitions for investigate

investigate

verb

English Language Learners Definition of investigate

: to try to find out the facts about (something, such as a crime or an accident) in order to learn how it happened, who did it, etc.

: to try to get information about (someone who may have done something illegal)

investigate

verb
in·ves·ti·gate | \ in-ˈve-stə-ˌgāt \
investigated; investigating

Kids Definition of investigate

: to study by close examination and questioning Police are investigating the crime.

Other words from investigate

investigator \-ˌgā-tər \ noun

investigate

verb
in·ves·ti·gate | \ in-ˈves-tə-ˌgāt \
investigated; investigating

Legal Definition of investigate 

transitive verb

: to observe or study by close examination and systematic inquiry specifically : to make (a criminal suspect) the subject of inquiry and study for the purpose of establishing probable cause

intransitive verb

: to make a systematic examination especially : to conduct an official inquiry

Other words from investigate

investigation \in-ˌves-tə-ˈgā-shən \ noun
investigative \in-ˈves-tə-ˌgā-tiv \ adjective
investigator \-ˌgā-tər \ noun
investigatory \in-ˈves-tə-gə-ˌtōr-ē \ adjective

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