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cooperate

B2
Fairly common

Pronunciation

UK

  • /kəʊˈɒpərˌeɪt/

US

  • /ˈkwɑpərˌeɪt/

Meanings

Verb

  1. to work together with others toward a shared aim

  2. to comply with or assist an authority or investigation

Beyond the definition

Imagine building with LEGO bricks—it's much easier (and more fun!) if everyone cooperates, meaning they work together toward a common goal. Cooperation isn't just about being nice; it's about actively helping each other achieve something. A team cooperating well might win a championship, while a group refusing to cooperate could see their project fall apart. Sometimes cooperation requires compromise—giving up a little of what you want for the good of the whole. Think of detectives solving a mystery: they need to cooperate with witnesses and each other to find the right clues!

Examples

  1. 1

    Project teamwork

    The two teams agreed to cooperate on the project.

  2. 2

    School support

    Parents and teachers need to cooperate closely when a child is having trouble at school.

  3. 3

    Medical research

    Several hospitals are cooperating in a study of the new drug.

    • Patterncooperate in + activity/effort

      take part together in it

  4. 4

    Local partnership

    The company cooperated with local farmers to reduce water use.

More examples
  1. 5

    Police inquiry

    He refused to cooperate with the police after the accident.

    • Phrasecooperate with the police

      officially help by answering questions or giving information

  2. 6

    Security check

    Please cooperate with staff during the security check.

See also

Similar

Shades of meaning

Contrast

Do not confuse

Used with (collocations)

  • cooperate with someone
  • cooperate on a project
  • cooperate fully
  • cooperate with authorities

Word family

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Forms and spellings

4 forms open this card.

Main spelling

  • cooperateverb

Forms

  • cooperating-ing formverb
  • cooperatedpast tenseverb
  • cooperatesverb