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ohmmeter

American  
[ohm-mee-ter] / ˈoʊmˌmi tər /

noun

Electricity.

  1. an instrument for measuring electric resistance in ohms.

ohmmeter British  
/ ˈəʊmˌmiːtə /

noun

  1. an instrument for measuring electrical resistance

"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
ohmmeter Scientific  
/ ōm′mē′tər /

  1. An instrument used for direct measurement of the electrical resistance of a material or electronic component, usually in ohms. Ohmmeters typically use an ammeter to measure current through the material after it has been given some set voltage by the ohmmeter; the direct-current resistance of the sample can then be directly determined through Ohm's law.

  2. Compare voltmeter

Etymology

Origin of ohmmeter

First recorded in 1895–1900; ohm + -meter

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Furthermore, the resistance decreases when more skin is brought into contact with the probes of the ohmmeter.

From Textbooks • Aug. 12, 2015

One way to check for a short is to test every leg in the circuit with an ohmmeter.

From Time Magazine Archive

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.