extremely low frequency

noun

Definition of extremely low frequency

: a radio frequency in the lowest range of the radio spectrum — see Radio Frequencies Table

First Known Use of extremely low frequency

1966, in the meaning defined above

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The first known use of extremely low frequency was in 1966

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Cite this Entry

“Extremely low frequency.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/extremely%20low%20frequency. Accessed 6 Jul. 2020.

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