- 1undertake something to make yourself responsible for something and start doing it to undertake a task/project University professors both teach and undertake research. The company has announced that it will undertake a full investigation into the accident.
- 2undertake to do something | undertake that… to agree or promise that you will do something He undertook to finish the job by Friday. Extra examples The directors of the company refused to undertake such a risky venture. The research intitiative is being undertaken by a group of environmentalists. They have undertaken a reappraisal of students’ needs. They undertook to finish the job by Friday. University professors both teach and undertake research.
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BrE BrE//ˌʌndəˈteɪk//; NAmE NAmE//ˌʌndərˈteɪk//(formal)Verb Forms present simple I / you / we / they undertake
BrE BrE//ˌʌndəˈteɪk//; NAmE NAmE//ˌʌndərˈteɪk//he / she / it undertakes
BrE BrE//ˌʌndəˈteɪks//; NAmE NAmE//ˌʌndərˈteɪks//past simple undertook
BrE BrE//ˌʌndəˈtʊk//; NAmE NAmE//ˌʌndərˈtʊk//past participle undertaken
BrE BrE//ˌʌndəˈteɪkən//; NAmE NAmE//ˌʌndərˈteɪkən//-ing form undertaking
BrE BrE//ˌʌndəˈteɪkɪŋ//; NAmE NAmE//ˌʌndərˈteɪkɪŋ//