as in detector
a device that detects some physical quantity and responds usually with a transmitted signal
the cat accidentally triggered the motion sensor, which set off the alarm
Synonyms & Similar Words
Relevance
Example Sentences
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Recent Examples of sensor
The nanopores are anchored in an electrically resistant membrane, which is integrated onto a sensor chip.
—
IEEE Spectrum, 2 Oct. 2025
Every Echo now comes with either Amazon's AZ3 or AZ3 Pro custom chip, which helps to power Alexa+, along with more powerful microphones, and Amazon's Omnisense platform of internal sensors.
—Sarah Lord, PC Magazine, 2 Oct. 2025
New tools offer new insights Many researchers now use a more child-friendly neuroimaging machine called functional near-infrared spectroscopy, which involves placing sensors on a child’s head – typically in the form of a lightweight cap – to track their brain function.
—Aaron Buss, The Conversation, 19 Sep. 2025
After the blaze, the Washington state Departments of Health and Ecology installed extra sensors to monitor air quality after the fire, which were deactivated on July 1, 2024, according to the Benton-Franklin health district.
—Taylor O'Connor, Kansas City Star, 19 Sep. 2025
See All Example Sentences for sensor
IEEE Spectrum, 2 Oct. 2025
Every Echo now comes with either Amazon's AZ3 or AZ3 Pro custom chip, which helps to power Alexa+, along with more powerful microphones, and Amazon's Omnisense platform of internal sensors.
—Sarah Lord, PC Magazine, 2 Oct. 2025
New tools offer new insights Many researchers now use a more child-friendly neuroimaging machine called functional near-infrared spectroscopy, which involves placing sensors on a child’s head – typically in the form of a lightweight cap – to track their brain function.
—Aaron Buss, The Conversation, 19 Sep. 2025
After the blaze, the Washington state Departments of Health and Ecology installed extra sensors to monitor air quality after the fire, which were deactivated on July 1, 2024, according to the Benton-Franklin health district.
—Taylor O'Connor, Kansas City Star, 19 Sep. 2025
See All Example Sentences for sensor
Recent Examples of Synonyms for sensor
detector
Noun
-
Its decay produces flashes of light in the detector that can mimic potential dark matter signals.—
Kapil Kajal,
Interesting Engineering,
2 Oct. 2025
-
One particular problem was the relatively low resolution available from a mass spectrometer on Cassini called the Cosmic Dust Analyzer (CDA), which parsed the chemical composition of puffs of dust from ice grains striking its detectors each time the spacecraft swooped through a plume.—
Jacek Krywko,
Scientific American,
30 Sep. 2025
Cite this Entry
“Sensor.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sensor. Accessed 8 Oct. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share