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ultrashort

[ uhl-truh-shawrt ]

adjective

  1. extremely short.
  2. (of a wavelength) smaller than 10 meters.


ultrashort

/ ˌʌltrəˈʃɔːt /

adjective

  1. (of a radio wave) having a wavelength shorter than 10 metres


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Word History and Origins

Origin of ultrashort1

First recorded in 1925–30; ultra- + short

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