plural -s
: an obsolete process in which a photograph was transferred to glass, the paper backing removed, and the image layer colored by the application of colors to the back

Word History


crystal + Latin oleum oil

First Known Use

1882, in the meaning defined above

Time Traveler
The first known use of crystoleum was in 1882

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Dictionary Entries Near crystoleum

Cite this Entry

“Crystoleum.” Dictionary, Merriam-Webster, Accessed 2 Oct. 2023.

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