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

In September, Ito debuted his second Philadelphia restaurant, Dancerobot, with longtime collaborator and chef-partner Justin Bacharach. — Regan Stephens, Travel + Leisure, 21 Sep. 2026

Two of the most important are my dear friends and collaborators, Beatrice Tait-Loft and Nathan Német of Studio N&TL. — Samantha Rees, Vogue, 21 Sep. 2026

On a film set, other collaborators have to be given room to interpret. — Naman Ramachandran, Variety, 21 Sep. 2026

Foster kicked off the show by introducing a few folks, including her music director and collaborator, Michael Rafter, who was on piano during the night, and Pacific Jazz Orchestra conductor Chris Walden. — Kimberly Nordyke, HollywoodReporter, 21 Sep. 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