Word Study
Colorimeter
CIDE DICTIONARY
Colorimeter, n. [Color + -meter: cf. F. colorimètre.].
An instrument for measuring the depth of the color of anything, especially of a liquid, by comparison with a standard liquid. [1913 Webster]
OXFORD DICTIONARY
Colorimeter, n. an instrument for measuring the intensity of colour.
Derivative
colorimetric adj. colorimetry n.
Etymology
L color COLOUR + -METER
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