plural hertz
: a unit of frequency equal to one cycle per second
—abbreviation Hz
Examples of hertz in a Sentence
Recent Examples on the Web
The main beat was always two hertz, or roughly two events per second.
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Anna Von Hopffgarten, Scientific American, 26 Mar. 2024
Soviet electrical equipment, meanwhile, was incompatible with the Cuban electricity supply, which operated on the North American standard of 120 volts and 60 hertz.
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Sergey Radchenko, Foreign Affairs, 3 Apr. 2023
Someone who is relaxed with eyes closed but not asleep produces alpha waves at around 10 hertz.
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IEEE Spectrum, 4 June 2024
Furthermore, this stiffness only drops to 21 hertz when the roof panel is removed.
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Csaba Csere, Car and Driver, 7 Sep. 2023
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Word History
Etymology
Heinrich R. Hertz
First Known Use
circa 1928, in the meaning defined above
Dictionary Entries Near hertz
Cite this Entry
“Hertz.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hertz. Accessed 7 Jul. 2024.
Kids Definition
Medical Definition
Biographical Definition
Hertz
2 of 2biographical name (2)
Heinrich Rudolf 1857–1894 German physicist
More from Merriam-Webster on hertz
Nglish: Translation of hertz for Spanish Speakers
Britannica.com: Encyclopedia article about hertz
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