Radar Definition & Meaning - Merriam-Webster
WEBThe meaning of RADAR is a device or system consisting usually of a synchronized radio transmitter and receiver that emits radio waves and processes their reflections for display and is used especially for detecting and locating objects (such as aircraft) or surface features (as of a planet).
Radar - Wikipedia
WEBRadar is a system that uses radio waves to determine the distance (ranging), direction (azimuth and elevation angles), and radial velocity of objects relative to the site. It is a radiodetermination method [1] used to detect and track aircraft, ships, spacecraft, guided missiles, motor vehicles, map weather formations, and terrain.
Radar | Definition, Invention, History, Types, Applications, …
WEB4 days ago · Radar, electromagnetic sensor used for detecting, locating, tracking, and recognizing objects of various kinds at considerable distance. It operates by transmitting electromagnetic energy toward objects, commonly referred to as targets, and observing the echoes returned from them.
RADAR | English meaning - Cambridge Dictionary
WEBRADAR definition: 1. a system that uses radio waves to find the position of objects that cannot be seen: 2. a system…. Learn more.
RADAR Definition & Meaning | Dictionary.com
WEBRadar definition: 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.. See examples of RADAR used in a sentence.
Radar - definition of radar by The Free Dictionary
WEBn. 1. a device or system for determining the presence and location of an object by measuring the direction and timing of radio waves. 2. a means of awareness; perception: lobbyists working under the media's radar.
radar noun - Definition, pictures, pronunciation and usage notes ...
WEBa system that uses radio waves to find the position and movement of objects, for example planes and ships, when they cannot be seen. They located the ship by radar. a radar screen. compare sonar. Extra Examples. Topics Transport by water c1, Transport by air c1. Oxford Collocations Dictionary. Word Origin. Take your English to the next level.
Radar Definition & Meaning - YourDictionary
WEBRadar definition: A method of detecting distant objects and determining their position, velocity, or other characteristics by analysis of very high frequency radio waves reflected from their surfaces.
RADAR definition in American English | Collins English Dictionary
WEBa method for detecting the position and velocity of a distant object, such as an aircraft. A narrow beam of extremely high-frequency radio pulses is transmitted and reflected by the object back to the transmitter, the signal being displayed on a radarscope.
Meaning of radar – Learner’s Dictionary - Cambridge Dictionary
WEBRADAR definition: a system that uses radio waves to find out the position of something you cannot see. Learn more.