radar Definition in the Cambridge English Dictionary Cambridge dictionaries logo
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Definition of “radar” - English Dictionary

"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 short radio waves that are sent out and reflect back from the objects
(Definition of radar from the Cambridge Academic Content Dictionary © Cambridge University Press)







(Definition of radar from the Cambridge Advanced Learners Dictionary & Thesaurus © 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 private treatment centres are slipping under the radar screen of the medical authorities.
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

“radar” in Business English

A blazing row: words and phrases for arguing and arguments
A blazing row: words and phrases for arguing and arguments
by ,
May 04, 2016
by Kate Woodford We can’t always focus on the positive! This week, we’re looking at the language that is used to refer to arguing and arguments, and the differences in meaning between the various words and phrases. There are several words that suggest that people are arguing about something that is not important. (As you might

Read More 

Word of the Day

droid

a robot (= a machine controlled by computer) that is made to look like a human

Word of the Day

trigger warning noun
trigger warning noun
May 02, 2016
a warning that a subject may trigger unpleasant emotions or memories This is not, I should stress, an argument that trigger warnings should become commonplace on campus.

Read More