Definition of hertz in English:

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Pronunciation: /hərts/
(abbreviation Hz)

noun (plural same)

The SI unit of frequency, equal to one cycle per second.
Example sentences
  • Frequencies of hundreds of megahertz were selected with a resolution of just a few hertz, while the magnetic field had to be homogeneous to within one part in a billion.
  • It now occurs to me that the best analogy for Google hits as a measurement term is not hertz or joules or pascals, but degrees Celsius.
  • The selection of the frequency shift is 100,000,000 hertz.


Late 19th century: named after H. R. Hertz (see Hertz, Heinrich Rudolf).

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