色度學
Colorimetry \Col`or*im"e*try\, n. [See {Colorimeter}.] 1. The quantitative determination of the depth of color of a substance. 2. A method of quantitative chemical analysis based upon the comparison of the depth of color of a solution with that of a standard liquid.
colorimetry n : quantitative chemical analysis by color using a colorimeter [syn: {colorimetric analysis}]