American English

Definition of collaborate verb from the Oxford Advanced American Dictionary



    Verb Forms present simple I / you / we / they collaborate
    he / she / it collaborates
    past simple collaborated
    -ing form collaborating
    jump to other results
  1. 1[intransitive] to work together with someone in order to produce or achieve something Researchers around the world are collaborating to develop a new vaccine. collaborate (with somebody) (on something) We have collaborated on many projects over the years. collaborate (with somebody) (in something/in doing something) She agreed to collaborate with him in writing her biography.
  2. 2[intransitive] collaborate (with somebody) (disapproving) to help the enemy who has taken control of your country during a war He was accused of collaborating with the enemy.
See the Oxford Advanced Learner's Dictionary entry: collaborate