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

Lechner and his collaborators have talked to kids and their families after screenings of the film and received much positive feedback. —Georg Szalai, HollywoodReporter, 5 Nov. 2025

Known for projects like House of Cards, Boardwalk Empire, Midnight Special and The Night Of, Sparks has most recently been seen on the shows The Lowdown, The Better Sister and Physical, and in the film The Bikeriders from his frequent collaborator Jeff Nichols. —Matt Grobar, Deadline, 5 Nov. 2025

But Ratanaruang’s most essential collaborator is, again, Doyle, who uses desaturated 16mm to evoke Sao’s past and slick digital cinematography to capture her present. —Katie Rife, IndieWire, 5 Nov. 2025

Blue Moon is the other side of the idiosyncratic-artist coin, examining not the airy start of something major but a man bereft of his best collaborator. —David Sims, The Atlantic, 4 Nov. 2025

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