com·par·a·tor
n 1 : an apparatus used for determining concentration of dissolved substances (as hydrogen ions) in solution by color comparison with known standards 2 : an instrument, device, or set of charts (as for use in chemical analysis and medical diagnosis) for the determination and specification of colors by direct comparison with a standardized system of colors .
Published under license with Merriam-Webster, Incorporated. © 1997-2024.
|
|
|