radar Meaning in the Cambridge English Dictionary
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Meaning of “radar” in the English Dictionary

"radar" in British English

See all translations

radarnoun [U]

uk   /ˈreɪ.dɑːr/  us   /-dɑːr/
a ​system that uses ​radiowaves to ​find the ​position of ​objects that cannot be ​seen: Other ​vessels in the ​area show up on the ship's radar (​screen).
(Definition of radar from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"radar" in American English

See all translations

radarnoun [C/U]

 us   /ˈreɪ·dɑr/
a ​device or ​system for ​finding the ​position or ​speed of ​objects, such as ​aircraft, that cannot be ​seen, by ​measuring the ​direction and ​timing of ​shortradiowaves that are ​sent out and ​reflect back from the ​objects
(Definition of radar from the Cambridge Academic Content Dictionary © Cambridge University Press)

"radar" in Business English

See all translations

radarnoun [C]

uk   us   /ˈreɪdɑːr/
below/under the radar (also below/under the radar screen) if something is below or under the radar, ​people are not aware of it: They were ​operating under the radar, ​selling their Web ​wares from some garage in Bakersfield. Many ​privatetreatmentcentres are ​slipping under the radar ​screen of the ​medicalauthorities.
on/off the radar (also on/off the radar screen) used to say that ​people do or do not know about something or that something is or is not important to someone: He ​dropped off the ​political radar for nearly two decades. Toy ​safety is definitely on ​consumers' radar.
(Definition of radar from the Cambridge Business English Dictionary © Cambridge University Press)
Translations of “radar”
in Korean 레이더, 전파탐지기…
in Arabic رادار…
in Malaysian radar…
in French radar…
in Russian радар…
in Chinese (Traditional) 雷達…
in Italian radar…
in Turkish radar…
in Polish radar…
in Spanish radar…
in Vietnamese hệ thống ra-đa…
in Portuguese radar…
in Thai เรดาร์…
in German der Radar…
in Catalan radar…
in Japanese レーダー, 電波探知機…
in Chinese (Simplified) 雷达…
in Indonesian radar…
What is the pronunciation of radar?
Add Cambridge dictionaries to your browser to your website
Word of the Day

forage

to go from place to place searching, especially for food

Word of the Day

Meerkat meme
Meerkat meme
by Colin McIntosh,
September 03, 2015
Meerkats are not new to popular culture (they appear in the folk tales of the San people of the Kalahari), but their arrival in the public’s consciousness, at least in the UK and the US, is a relatively recent phenomenon. Meerkats are small, sociable Southern African mammals that live in large family

Read More 

parklet noun
parklet noun
August 31, 2015
a public outdoor space that may be associated with a local business but where anyone can sit Pop-up cafes in NY are what’s actually called parklets in many other places around the country.

Read More