monochromator

noun

mono·chro·ma·tor ˌmä-nə-ˈkrō-ˌmā-tər

: a device for isolating a narrow portion of a spectrum

Word History

Etymology

monochromatic + illuminator

First Known Use

1909, in the meaning defined above

Time Traveler

The first known use of monochromator was in 1909

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Browse Nearby Words

monochromatize

monochromator

monochrome

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Cite this Entry

Style

“Monochromator.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/monochromator. Accessed 25 Jul. 2025.

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Medical Definition

monochromator

noun

mono·chro·ma·tor ˌmän-ə-ˈkrō-ˌmāt-ər

: a device for isolating a narrow portion of a spectrum

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