from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Any of various instruments used to determine or specify colors, as by comparison with spectroscopic or visual standards.
  • n. An instrument that measures the concentration of a known constituent of a solution by comparison with colors of standard solutions of that constituent.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any of various instruments designed to determine the color of something, by comparison with standard colors or by spectroscopy.
  • n. An analytic instrument that estimates the concentration of a substance in a sample by measuring its color against the solution's complimentary color.

from the GNU version of the Collaborative International Dictionary of English

  • n. An instrument for measuring the depth of the color of anything, especially of a liquid, by comparison with a standard liquid.

from The Century Dictionary and Cyclopedia

  • n. An instrument for determining the strength of colors, especially of dyes.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a measuring instrument used in colorimetric analysis to determine the quantity of a substance from the color it yields with specific reagents


Sorry, no etymologies found.


  • Strips are thrown in the wash with eight - and 20-pound loads of clean clothing and later measured with a special device called a colorimeter to determine how much the soiling faded.

    Meet the Sticklers

  • CR tests all laundry detergents on seven common stains and soils, using a color-sensitive instrument called a colorimeter to analyze how much stain remains after washing. stories: News

  • It seems that getting a colorimeter is a good idea, but I want to be sure that I get something that will suit my purposes.

    News: Digital Photography Review (

  • After a 24-hour interval to allow the dirt to dry, they vacuumed the carpets and cleaned them with the carpet cleaners then used a colorimeter to measure the discoloration in each carpet section.

    Inside Consumer Reports Test Labs: How we test carpet cleaners

  • To determine how well each appliance cleans the carpeting, testers use a colorimeter to measure the color change from the cleaning process.

    Inside Consumer Reports Test Labs: Putting carpet shampooers through their paces

  • The TR-107 Tricorder Mark 1 (Vital Technologies; 905-9511219; $398) combines an electromagnetic field sensor, temperature and pressure meters, a colorimeter and enough blinking lights to bring a smile to any Trekker's face.

    Tri This

  • After washing, our technicians analyze the swatches and compare the results using a special instrument, called a colorimeter.

    Inside CR Test Labs: Measuring washing machine performance

  • It comes with an external colorimeter that hooks up to your PC and -- like a camera -- captures the image that your TV screen projects.

    Gadgets: Conan, Speak Up

  • At present, modern technology has been adopted and includes: microscope appraisal, thin layer chromatogram, thin colorimeter, thin luminosity chromatogram, the combination of the chromatography and gas chromatography-mass spectrometer, and the highly effective liquid chromatography.

    Chapter 8

  • The leucocytes are a little high, the red cell count is a little low, the hemoglobin shows a little high on the colorimeter, but none of 'em seems enough to do any harm.

    Cum Grano Salis


Log in or sign up to get involved in the conversation. It's quick and easy.