cyanometer

[ sahy-uh-nom-i-ter ]

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

Origin of cyanometer

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

Words Nearby cyanometer

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use cyanometer in a sentence

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