sensor
gb/sˈɛnsɚ/ us/sˈɛnsɚ/
B1
Anglais
~ 4900
Sens
0 sens
Nom
technical
B1
entity
1
Device detecting physical changes
A machine part that finds changes like light, heat, or movement and sends information about them.
Schéma d’usage :
[sensor] detects [something]
Erreur fréquente :
Learners sometimes confuse 'sensor' with 'censor' (to remove offensive content) because they sound similar but have very different meanings.
Synonymes
detector (A general term for any device that discovers or measures something; may be less specific than 'sensor'.)
|
transducer (A technical term for a device that converts one form of energy into another; can include sensors but is broader.)
Antonymes
actuator (An opposite in function; an actuator causes movement or action rather than detecting it.)
Collocations
motion sensor
|temperature sensor
|light sensor
|pressure sensor
|proximity sensor
Thèmes
technology
|science
|engineering
|core_vocabulary
Exemples
- The motion sensor turned on the lights when someone entered the room.
- Modern smartphones have a light sensor to adjust screen brightness automatically.
- The smoke sensor triggered the alarm during the fire drill.
- A temperature sensor controls the heating system in the house.
- The car's parking system uses ultrasonic sensors to detect obstacles.
Exemples pédagogiques
- The door opens when the sensor sees you.
- My phone has a sensor for light.
- The fire sensor makes a loud sound.
- The car uses sensors to stop before hitting something.
Grammaire
Forme canonique
sensor
API
GB/sˈɛnsɚ/
US/sˈɛnsɚ/
Syllabes et accentuation
sensor (1 syllabe)
Stress on 1st syllable (sensor)
Formes du mot
Noun
- Base: sensor
- Plural: sensors
Famille de mots
Forms
sensors
noun
Core family
Negative and opposite forms
insensitive
adjective B2
insensitivity
noun
Advanced or less common
sensational
adjective
Expressions
motion sensor
1/mˈoʊʃən sˈɛnsɚ/
fixed phrase
technical
Sensor detecting movement
A device that knows when something moves.
Exemples
- The hallway lights are controlled by a motion sensor.
- A motion sensor activated the camera when someone walked past.
smoke sensor
1/smˈoʊk sˈɛnsɚ/
fixed phrase
technical
Sensor detecting smoke
A device that finds smoke in the air and can warn people.
Exemples
- The smoke sensor went off during cooking.
- Every room in the hotel has a smoke sensor for safety.
temperature sensor
1/tˈɛmpɚɪt͡ʃɚ sˈɛnsɚ/
fixed phrase
technical
Sensor measuring temperature
A device that measures how hot or cold something is.
Exemples
- The temperature sensor turns on the fan when it gets too warm.
- A temperature sensor in the fridge keeps food fresh.