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cyanometer

[ sahy-uh-nom-i-ter ]

noun

, Optics.
  1. an instrument for measuring the amount and intensity of blue in light, as of the sky.


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Word History and Origins

Origin of cyanometer1

First recorded in 1820–30; cyano- 1 + -meter

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Example Sentences

An instrument called a “cyanometer,” meaning “measurer of blue,” is used for ascertaining the intensity of color in the sky.

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cyanohydrinCyanophyta