absolute altimeter

noun

: an aircraft altimeter that determines distance to the earth by radio measuring the time needed for an emitted wave to reach the earth and reflect back to the aircraft

Word History

First Known Use

1930, in the meaning defined above

Time Traveler

The first known use of absolute altimeter was in 1930

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Style

“Absolute altimeter.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/absolute%20altimeter. Accessed 23 Nov. 2024.

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