BACK TO sonar
sonar vs. radar
[ soh-nahr ]
noun
- a method for detecting and locating objects submerged in water by echolocation.
- the apparatus used in sonar.
[ rey-dahr ]
noun
- a device for determining the presence and location of an object by measuring the time for the echo of a radio wave to return from it and the direction from which it returns.
- a means or sense of awareness or perception: lobbyists working under the media's radar.