レーダー
also: レーダ
Meanings
1
Standard loanword for radar technology and devices; used in technical and everyday contexts.
The weather radar detected heavy rain.
Ships check their surroundings with radar.
Usage patterns
- レーダーに映るto show up on radar
An unidentified flying object showed up on the radar.
- レーダーで探知するto detect something with radar
They detected the approaching ship with radar.
- レーダーをかわすto evade radar detection
The fighter jet evaded radar by flying at low altitude.
- レーダーが作動するfor radar to be operating/activated
The airport's radar is operating around the clock.