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[koo-lom-i-ter, kuh-] /kuˈlɒm ɪ tər, kə-/
noun, Electricity.
Also, coulombmeter
[koo-lom-mee-ter, -lohm-] /ˈku lɒmˌmi tər, -loʊm-/ (Show IPA)
Origin of coulometer
First recorded in 1900-05; coulo(mb) + -meter Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for coulometer


an electrolytic cell for measuring the magnitude of an electric charge by determining the total amount of decomposition resulting from the passage of the charge through the cell Also called voltameter
Derived Forms
coulometric (ˌkuːləˈmɛtrɪk) adjective
coulometry, noun
Word Origin
C19: from coulomb + meter³
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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coulometer in Science
  (k-lŏm'ĭ-tər, k'lə-mē'tər)   
A device for determining the amount of a substance released during electrolysis by measuring the electrical charge that results from the electrolysis. Coulometers can be used to detect and measure trace amounts of substances such as water.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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