verb · academic

investigate

UK/ɪnˈvɛstɪɡeɪt/US/ɪnˈvɛstəˌɡeɪt/in·VES·ti·gate

Band 6-7task2task1speaking

to examine, study, or inquire systematically to discover facts or information

Examples

Researchers will investigate the causes of the species decline.

Police are investigating the source of the data breach.

Use 'investigate' in Task 2 when describing how you would study a social problem.

Band 8 sentence

To identify underlying trends, the team investigated longitudinal data from three national surveys.

Collocations

  • investigate the causes
  • thoroughly investigate
  • investigate allegations

Word family

investigation nouninvestigative adjective

Common mistakes

do an investigationconduct an investigation / investigate

investigate aboutinvestigate

Say it for a higher band

5look into6examine7+investigate

Synonyms

examine

Easily confused

examine

The study examined students’ attitudes toward online learning.

Related words

Learn this word with the rest of its set, and get reminded at the right time.

In Sublist 10

Learn it with its set