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ultrashort
[ uhl-truh-shawrt ]
/ ˌʌl trəˈʃɔrt /
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adjective
extremely short.
(of a wavelength) smaller than 10 meters.
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Words nearby ultrashort
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use ultrashort in a sentence
This “ultrashort-period” planet has a tight orbit, with a year lasting only eight hours—alien birthday parties there would accumulate so fast they’d get very tedious.
On this blisteringly hot metal planet, a year lasts only 8 hours|Leto Sapunar|December 2, 2021|Popular-ScienceThat makes it the first ultrashort-period planet — a class of worlds with years shorter than one Earth day and with mysterious origins — known to be smaller and lighter than Earth.
This tiny, sizzling exoplanet could be made of molten iron|Lisa Grossman|December 2, 2021|Science NewsIf you’re wondering why anyone would bother, there are a few ways scientists can put ultrashort pulses to work.
When light flashes for a quintillionth of a second, things get weird|Rahul Rao|November 8, 2021|Popular-Science
British Dictionary definitions for ultrashort
ultrashort
/ (ˌʌltrəˈʃɔːt) /
adjective
(of a radio wave) having a wavelength shorter than 10 metres
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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