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

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

  1. Expanded definitions
  2. Detailed etymologies
  3. Advanced search tools
  4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now

Dictionary Entries Near absolute altimeter

Cite this Entry

“Absolute altimeter.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/absolute%20altimeter. Accessed 22 Dec. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!