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cyanometer
[ sahy-uh-nom-i-ter ]
noun
, Optics.
- 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
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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.
From Project Gutenberg
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