Japanese Conversation · Level 13
90 words
Japanese word
レーダー
Pronunciation
Romajirēdā
Meaning
- nounradar
Example
船はレーダーで周りを確認します。fune wa rē dā de mawa ri o kaku nin shi ma su
The ship checks its surroundings with radar.
More examples
船のレーダーが遠くの雨雲を捉えました。fune no rē dā ga tō ku no ama gumo o tora e ma shi ta
The ship's radar detected a distant rain cloud.
Core concept
Detects distant objects by sending out radio waves and interpreting the echoes that return.
Common phrases
レーダーを作動させるrē dā o sa dō sa se ru
activate the radar
レーダーで探知するrē dā de tan chi su ru
detect with radar
レーダーに映るrē dā ni utsu ru
appear on the radar
Similar words
電波探知機denpatanchiki: A formal term for a device that detects distant objects using radio waves and echoes.
Definition in Japanese
電波を発射し、反射して戻る電波から、周囲の物体の位置や距離などを調べる装置。den pa o has sha shi han sha shi te modo ru den pa ka ra shū i no but tai no i chi ya kyo ri na do o shira be ru sō chi
Word origin
The Japanese noun レーダー (rēdā) comes from English radar, an acronym for "radio detection and ranging," a method of locating objects and measuring distance with radio waves.
Usage tips
- In the phrase "under the radar," radar represents public notice, so something under it remains unnoticed or escapes attention.