sensor — a device that detects or measures a physical property and records, indicates, or otherwise responds to it
Part of speech: NOUN
Definition: a device that detects or measures a physical property and records, indicates, or otherwise responds to it
Pronunciation (IPA): /ˈsensər/
Example Sentences
- My smartphone's fingerprint sensor is so sensitive that it even works when my finger is slightly wet.
- The parking sensor in my car beeps so annoyingly that I sometimes wish I could just ignore it and park by instinct.
- The automatic door sensor at the supermarket always seems to have perfect timing, except when I'm carrying too many shopping bags.
sensor
NOUN[/ˈsensər/]
a device that detects or measures a physical property and records, indicates, or otherwise responds to it

The sensor detected movement near the door.

The robot used sensors to avoid obstacles. (SENSE + DETECTOR = SENSOR)

The sensor monitored danger and became a protector for everyone.
Got the picture? Now let's practice.
🎤Pronunciation
🌳Etymology
Origin
The word derives from Latin 'sensus' (sensation, feeling), which itself comes from the verb 'sentire' (to feel, to perceive). The term was later extended to describe a device that perceives and responds to environmental stimuli, functioning as an instrument of detection.
Breakdown
sens- (from Latin 'sentire', to feel) + -or (agent suffix, one who or that which performs an action), literally 'that which senses'.
🎵Rhyme
🔗Collocations
📝Examples
“My smartphone's fingerprint sensor is so sensitive that it even works when my finger is slightly wet.”
“The parking sensor in my car beeps so annoyingly that I sometimes wish I could just ignore it and park by instinct.”
“The automatic door sensor at the supermarket always seems to have perfect timing, except when I'm carrying too many shopping bags.”
“Scientists are developing new sensors that can detect diseases much earlier than current medical tests.”
📚Related Words
Synonyms
Antonyms
Related
Want to master 19,000+ words?
Sign up free for flashcards & quizzes.