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.
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.
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.
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.
To determine how well each appliance cleans the carpeting, testers use a colorimeter to measure the color change from the cleaning process.
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.
After washing, our technicians analyze the swatches and compare the results using a special instrument, called a colorimeter.
It comes with an external colorimeter that hooks up to your PC and -- like a camera -- captures the image that your TV screen projects.
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.
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.