Meaning of the word radar in English

What does radar mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

radar

US /ˈreɪ.dɑːr/
UK /ˈreɪ.dɑːr/
"radar" picture

Noun

1.

a system for detecting the presence, direction, distance, and speed of aircraft, ships, and other objects, by sending out pulses of high-frequency electromagnetic waves that are reflected off the object and detected by the radar receiver.

Example:
The ship's radar detected an approaching vessel.
Air traffic controllers use radar to monitor planes.
2.

the equipment used for radar detection.

Example:
The police car was equipped with a speed radar.
They installed new radar systems at the airport.
3.

something that is within one's range of awareness or attention.

Example:
That issue is not on my radar right now.
Keep him on your radar; he might be a good candidate.
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