Definitions for RADARˈreɪ dɑr
Random House Webster's College Dictionary
a device or system for determining the presence and location of an object by measuring the direction and timing of radio waves.
a means of awareness; perception:
lobbyists working under the media's radar.
Category: Common Vocabulary
Origin of radar:
1940–45, Amer.; ra(dio)d(etecting)a(nd)r(anging)
radar, microwave radar, radio detection and ranging, radiolocation(noun)
measuring instrument in which the echo of a pulse of microwave radiation is used to detect and locate distant objects
Kernerman English Learner's Dictionary
a device or system that uses radio signals to determine the position of sth
We can trace an aircraft using radar.; to disappear off the radar
A method of detecting distant objects and determining their position, velocity, or other characteristics by analysis of sent radio waves (usually microwaves) reflected from their surfaces
A type of system using such method, differentiated by platform, configuration, frequency, power, and other technical attributes.
An installation of such a system or of the transmitting and receiving apparatus.
A superior ability to detect something.
His sensitive radar for hidden alliances keeps him out of trouble.
To scan with radar, or as if with radar.
Origin: Originally spelled RADAR; an acronym of .
U.S. National Library of Medicine
A system using beamed and reflected radio signals to and from an object in such a way that range, bearing, and other characteristics of the object may be determined.
Translations for RADAR
Kernerman English Multilingual Dictionary
a method of showing the direction and distance of an object by means of radio waves which bounce off the object and return to their source.
- رادار: جهاز رَصد ومُراقَبَةArabic
- radarPortuguese (BR)
- der RadarGerman
- raadiolokatsioon, radarEstonian
- ratsjá, radarIcelandic
- رادار(داسى اله ده چه دالوتكى لوړوالى، ګړندى توب، الوتنى لورى اوموقعيت څرګندوىPashto
- 雷達Chinese (Trad.)
- hệ thống ra-đaVietnamese
- 雷达Chinese (Simp.)
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