collaborator

noun

col·​lab·​o·​ra·​tor kə-ˈla-bə-ˌrā-tər 

: a person who collaborates with another: such as

a

: someone who works with another person or group

They thanked their collaborators on the project.

With our students and collaborators, we have developed … a tool that couples a video camera with specialized computation.

—Frédo Durand et al.

b

: someone who assists an enemy (such as an invader or part of an occupying force)

… the Germans had allies and collaborators who, whether from conviction or perceived necessity, sought a privileged place in Hitler's New Order.

—Robert Skidelsky

Examples of collaborator in a Sentence

Recent Examples on the Web

Stars, royals and collaborators shone a spotlight on his work and career during David Attenborough’s 100 Years on Planet Earth, which drew 5,000 people in attendance and aired on the BBC with a slight delay. —Georg Szalai, HollywoodReporter, 8 May 2026

During their lifetimes, Wolfgang Amadeus Mozart and Antonio Salieri were reportedly regular collaborators with a healthy mutual respect for each other’s immeasurable musical talents. —Jon O'Brien, IndieWire, 8 May 2026

Penned in partnership with long-time Riva collaborator Officina Italiana Design, the flybridge yacht cuts a sleek, dynamic silhouette with sporty lines and expansive glazing. —Rachel Cormack, Robb Report, 8 May 2026

The mix of genres and collaborators on his new album, sacrificio, feels distinct to someone who’s been integral to the neo-perreo movement for years. —Marcos Sanoja, Pitchfork, 8 May 2026

Word History

First Known Use

1802, in the meaning defined above

Rhymes for collaborator

• accelerator
• accumulator
• adjudicator
• administrator
• appropriator
• articulator
• attenuator
• bronchodilator
• communicator
• conciliator
• cooperator
• coordinator