0 past simple and past participle of collaborate
2 to work with an enemy who has taken control of your own country:
I can also speak from experience, having collaborated with other people, including some longstanding collaborations.
Overall, the project found that participants collaborated to create text and minimise conflict.
For many years we have collaborated in speculation about purposes and priorities.
A group of five individuals collaborated in the data analysis, including the two research associates who collected the data.
A sample of twelve second-year students collaborated in the research.
In 1984, she collaborated on a statement about the physician's responsibility in the face of hopeless illness.
He has collaborated selflessly over the entire period.
They have also collaborated on books together, with parts being written by activists, and others by researchers.
