X band

noun

: a segment of the superhigh-frequency radio spectrum that lies between 5.2 GHz and 10.9 GHz and is used especially for radars and for spacecraft communication

Word History

First Known Use

circa 1946, in the meaning defined above

Time Traveler
The first known use of X band was circa 1946

Dictionary Entries Near X band

Cite this Entry

“X band.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/X%20band. Accessed 29 Nov. 2023.

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