an apparatus for determining the concentration of a solution of a coloured substance by comparing the intensity of its colour with that of a standard solution or with standard colour slides
2.
any apparatus for measuring the quality of a colour by comparison with standard colours or combinations of colours
Derived forms
colorimetric (ˌkʌlərɪˈmɛtrɪk) or colorimetrical (ˌcoloriˈmetrical)
adjective
colorimetrically (ˌcoloriˈmetrically)
adverb
colorimetry (ˌcolorˈimetry)
noun
colorimeter in American English
(ˌkʌlərˈɪmətər)
noun
an instrument for determining the intensity and hue of a color, as of a solution in chemical analysis, by comparing it with standard colors