Dictionarycom•par•a•torPronunciation: (kum-par'u-tur, kom'pu-rā"-), [key] —n. 1. any of various instruments for making comparisons, as of lengths or distances, tints of colors, etc. 2. Electronics.a circuit for comparing two signals, as readings of duplicate information stored in a digital computer, and for giving an indication of agreement or disagreement between them. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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