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gigahertz

American  
[gig-uh-hurts, jig-] / ˈgɪg əˌhɜrts, ˈdʒɪg- /

noun

  • gigahertz,
    plural
  • gigahertzes
    plural
  1. one billion hertz. GHz


gigahertz British  
/ ˈɡɪɡəˌhɜːts, ˈdʒɪɡ- /

noun

  1. GHz. a unit of frequency equal to 10 9 hertz

"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

gigahertz Scientific  
/ gĭg′ə-hûrtz′ /
  1. A unit of frequency equal to one billion (10 9) hertz.


Other Word Forms

Noun Inflected Forms


Etymology

Origin of gigahertz

First recorded in 1960–65; giga- + hertz


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.

See Examples For:

The proposal would set aside two-thirds of the 2 gigahertz MSS frequency band for commercial use, with one-third for secure government communications.

From The Wall Street Journal ● May 27, 2026

It was a reported microwave transmission varying between 2.5 and 4 gigahertz directed at the Embassy of the United States, Moscow from 1953 to 1976, resulting in an international incident.

From Salon ● Apr. 23, 2024

THz waves are electromagnetic waves within the THz range, which falls between the microwave and infrared portions of the electromagnetic spectrum, typically spanning frequencies from 300 gigahertz to 3 THz.

From Science Daily ● Dec. 28, 2023

That work involves looking for signals across a broad range of radio waves — including the gigahertz frequencies at which satellites communicate.

From Scientific American ● Mar. 9, 2023

“Ben started off as a Cray XC40 supercomputer with a two-point-one gigahertz Xeon processor,” Monty explained.

From "City Spies" by James Ponti

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