センサー
せんさー
noun
sensor
1.
sensor; detector
A device that detects light, heat, motion, sound, or another physical signal and converts it into an electrical output. A loanword from English "sensor," common in everyday and technical contexts.
人が近づくとセンサーが反応する。
The sensor reacts when a person approaches.
このライトはセンサーで自動的に点く。
This light turns on automatically by means of a sensor.
最近の車には、障害物を感知するセンサーが付いている。
Recent cars come equipped with sensors that detect obstacles.
A loanword from English "sensor." Used both in everyday speech (for automatic lights and doors) and in technical fields.
COMMON COLLOCATIONS:
- センサーが反応する: the sensor reacts
- センサーが感知する: the sensor detects (something)
- 人感センサー: motion (human-presence) sensor
- 温度センサー: temperature sensor
SIMILAR WORDS:
- 感知器: detector — a more technical Japanese term, as in a fire detector.
- 検知: detection — the act of detecting, not the device.