Dictionary.com
Thesaurus.com
Synonyms

collaborator

American  
[kuh-lab-uh-rey-ter] / kəˈlæb əˌreɪ tər /

noun

  1. a person who works or cooperates with another on something; a coauthor, coproducer, etc..

    She is currently at work on a new recording project with longtime collaborator Greg Timson.

  2. a person who cooperates with an enemy nation or force, especially with an enemy occupying one’s country.

    Her book gives a detailed account of postwar Poland’s legal retribution against its Nazi collaborators.


Etymology

Origin of collaborator

First recorded in 1800–10; from French collaborateur, equivalent to Late Latin collabōrāt(us) (past participle of collabōrāre ) + -or 2 ( def. ); see collaborate ( def. )

Vocabulary lists containing collaborator

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Barry Blaustein, a longtime collaborator with Eddie Murphy and former ‘Saturday Night Live’ writer who penned ‘Coming to America’ and ‘Nutty Professor,’ has died.

From Los Angeles Times • May 13, 2026

The other most prominent otherworldly collaborator of BNYX’s is Yeat, whom he’d meet a few years later on a Discord channel.

From Los Angeles Times • May 11, 2026

An artwork plundered by the Nazis from the world-famous Goudstikker collection has surfaced in the family of a notorious SS collaborator in the Netherlands, Dutch art detective Arthur Brand told AFP Monday.

From Barron's • May 11, 2026

She emphasises that computer analyses predicting how the molecule would perform, made by her collaborator Kendall Houk at the University of California, Los Angeles, and his team, were crucial to the work.

From BBC • May 7, 2026

She believed that Gene Johnson, her collaborator, had difficulty writing papers.

From "The Hot Zone" by Richard Preston

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "collaborator" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com