chro·​ma-key ˈkrō-mə-ˌkē How to pronounce chroma-key (audio)
: a photographic compositing technique based on the separation of colors in the original images
especially : blue screen sense 1

Word History

First Known Use

1974, in the meaning defined above

Time Traveler
The first known use of chroma-key was in 1974

Dictionary Entries Near chroma-key

Cite this Entry

“Chroma-key.” Dictionary, Merriam-Webster, Accessed 9 Feb. 2023.

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