from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A surveying instrument that measures distance by measuring the roundtrip travel time of reflected microwaves.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A surveying instrument that uses radar to measure distances


Sorry, no etymologies found.


  • Other South African inventions on show are the tellurometer, the first commercial microwave distance-measuring device, used mainly for land surveying, the Scheffel Bogie, an undercarriage for trains, and the Freeplay wind-up radio.

    ANC Daily News Briefing


Log in or sign up to get involved in the conversation. It's quick and easy.