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• colourimeter

語源

From color +‎ -meter. Compare Latin color, colōris.

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名詞

colorimeter (plural colorimeters)

1. Any of various instruments designed to determine the color of something, by comparison with standard colors or by spectroscopy.
   • 2002, Victoria Finlay, Colour, Sceptre, published 2003, page 113:

     It was, however, the need to distinguish specifically between different brown colours which led to the world's first colorimeter.

2. (analytical chemistry) An analytic instrument that estimates the concentration of a substance in a sample by measuring its color against the solution's complementary color.

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