monochromator

noun mono·chro·ma·tor \ˌmä-nə-ˈkrō-ˌmā-tər\

Definition of MONOCHROMATOR

: a device for isolating a narrow portion of a spectrum

monochromatic + illuminator

First Known Use: 1909

Medical Dictionary

noun mono·chro·ma·tor \ˌmän-ə-ˈkrō-ˌmāt-ər\

: a device for isolating a narrow portion of a spectrum

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