English Dictionary

radar

IPA（発音記号）

/ˈɹeɪ.dɑː(ɹ)/

名詞

不可算名詞 可算名詞 比喩的用法

(uncountable) 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

日本語の意味

遠隔から物体の位置、速度などの情報を検出するため、反射された電波（通常はマイクロ波）を解析して得られる技術または装置

The ship's radar picked up a faint return from beyond the horizon.

その船のレーダーは地平線の彼方からかすかな反射波を捉えた。

意味（1）

(uncountable) 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

The enemy fleet was able to be found using radar.

意味（2）

(countable) A type of system using such a method, differentiated by platform, configuration, frequency, power, and other technical attributes.

意味（3）

(countable) An installation of such a system or of the transmitting and receiving apparatus.

意味（4）

(countable, figuratively) A superior ability to detect something.

His sensitive radar for hidden alliances keeps him out of trouble.

radars （ plural ）