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plural -s
: a plate for additive color photography that uses a layer of minute grains of starch dyed red, green, and blue coated with a panchromatic emulsion


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Word History



International Scientific Vocabulary aut- + -chrome; originally formed in French

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Dictionary Entries Near autochrome

Cite this Entry

“Autochrome.” Dictionary, Merriam-Webster, Accessed 28 May. 2024.

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