collaboration

Working with other people to make something or achieve a shared goal.

• The project needs close collaboration.
• She wrote the report in collaboration with two colleagues.
• Collaboration between schools has improved the teaching materials.

How to use it: collaboration with someone (The research involved collaboration with local doctors.); collaboration between A and B (Collaboration between designers and engineers improved the product.); in collaboration with someone (The exhibition was created in collaboration with the museum.)

Similar words: cooperation, teamwork

Common phrases: close collaboration, in collaboration with, collaboration between teams

Something made by two or more people working together, such as a song, book, or film.

• Their latest collaboration is a song.
• The film is a collaboration between two young directors.
• Fans loved the singer’s collaboration with a local band.

How to use it: a collaboration between A and B (The novel is a collaboration between a poet and a journalist.); a collaboration with someone (The album includes a collaboration with a famous guitarist.)

Similar words: joint work, joint production

Common phrases: new collaboration, musical collaboration, release a collaboration

Helping an enemy force that controls your country, against your own country’s interests.

• He was accused of collaboration.
• After the war, she faced trial for collaboration with the enemy.
• The documents revealed years of collaboration with the occupying forces.

How to use it: collaboration with someone (They investigated his collaboration with the occupying army.)

Similar words: collaborationism

Common phrases: enemy collaboration, wartime collaboration, accused of collaboration