: the practical meter-kilogram-second unit of electric resistance equal to the resistance of a circuit in which a potential difference of one volt produces a current of one ampere
Examples of ohm in a Sentence
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Its frequency range is stated as an impressive 13 Hz to 35 kHz, and a nominal impedance of 8 ohms, dipping to 3 ohms.
—Robert Ross, Robb Report, 10 July 2024
Rated at 32 ohms and with a sensitivity of 105 dB at 1V, the Empyrean II can deliver an ear-bleeding maximum 130 dB SPL.
—Robert Ross, Robb Report, 9 Apr. 2024
One of my favorites is his differentiation of the resistances of dead male and female bodies: 12,500 ohms and 5,000 ohms, respectively.
—IEEE Spectrum, 31 Mar. 2024
Payne drew inspiration for the company’s name from Georg Simon Ohm, a 19th Century German physicist and mathematician whose research led to Ohm’s law, the relationship between voltage, current and resistance in an electrical circuit, and the ohm, the unit of electrical resistance.
—Georgann Yara, The Arizona Republic, 11 Jan. 2024
Now flip the switch On and the meter should read less than one ohm.
—Joseph Truini, Popular Mechanics, 29 Mar. 2022
Indicator light: Power the LED indicator light with the + 29-V DC from the power-supply output and limit the current with a 10k-ohm, ½-watt resistor.
—IEEE Spectrum, 31 Oct. 2018
In general, speakers with a lower rating like 4 ohms will need a more powerful receiver to drive them, while 8-ohm speakers, which are the most common, will work with most receivers.
—Don Melanson, Popular Mechanics, 18 July 2018
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Word History
Etymology
Georg Simon Ohm
First Known Use
1861, in the meaning defined above
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Cite this Entry
“Ohm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ohm. Accessed 17 Dec. 2024.
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Nglish: Translation of ohm for Spanish Speakers
Britannica.com: Encyclopedia article about ohm
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