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Definitions

radar

[rey-dahr] / ˈreɪ dɑr /
NOUN
radio detecting and ranging
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Iran’s Kharg Island, which has been on Mr. Trump’s radar since the 1980s, has emerged as a tempting target.

From The Wall Street Journal • Mar. 31, 2026

The year before, they flew their advanced radar to Yonaguni on Japanese military aircraft.

From The Wall Street Journal • Mar. 31, 2026

Maj Gen Tom Bewick, Commander British Forces Cyprus, insisted there'd been "prudent planning" before the war - including additional ground-based air defences and radar.

From BBC • Mar. 30, 2026

“Our entire war machinery — missiles, radar, fighter jets — all need these heavy rare earths,” O’Connor said.

From Los Angeles Times • Mar. 30, 2026

The only way to clock the speed of a galaxy is by using the Doppler effect—the same principle used in state troopers’ radar guns.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife