ohmmeter

[ohm-mee-ter]

noun

Electricity.

1. an instrument for measuring electric resistance in ohms.

ohmmeter

/ ˈəʊmˌmiːtə /

noun

1. an instrument for measuring electrical resistance

ohmmeter

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

Word History and Origins

Origin of ohmmeter¹

First recorded in 1895–1900; ohm + -meter

Example Sentences

“A doorbell, sir? Or a Morse beacon? An ohmmeter?”

Read more on Literature

All the voltmeters and ohmmeters mentioned owe their method of working to what is known as Ohm's law.

Read more on Project Gutenberg