1 terahertz | Definition of terahertz
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terahertz

noun
tera·​hertz | \ ˈter-É™-ËŒhÉ™rts How to pronounce terahertz (audio) , -ËŒherts\
plural terahertz

Definition of terahertz

: a unit of frequency equal to one billion hertz

Examples of terahertz in a Sentence

Recent Examples on the Web

 But optical interferometry is far trickier: The short wavelengths of visible light, running at terahertz frequencies, cannot yet be digitized by any electrical system. — Adam Mann, Science | AAAS, "Telescope array will spy on spy satellites, star surfaces and black holes," 3 July 2018 To make the jump to a many-terahertz microprocessor — that is, trillions of operations per second — some scientists are now considering augmenting electronics with optics. — Mark K. Anderson, WIRED, "Computer Optics Not an Illusion," 16 Nov. 2001

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'terahertz.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of terahertz

1964, in the meaning defined above

History and Etymology for terahertz

tera- + hertz

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