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

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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 device consists of a battery pack and reusable chips with a disposable sensor. Nick Butler, FOXNews.com, 31 May 2025 Like half-frame film cameras, the X Half shoots vertical frames, but records to an 18-megapixel sensor instead. Julian Chokkattu, Wired News, 24 May 2025 Boeing did not tell airlines and pilots about a new software system, called MCAS, that could turn the plane’s nose down without input from pilots if a sensor detected that the plane might go into an aerodynamic stall. Alanna Durkin Richer, Los Angeles Times, 23 May 2025 Here are several examples of how technology is making this vision a reality: Optimizing Traffic Flow Cities are using high-performance cloud infrastructure combined with real-time data from traffic sensors, GPS systems and cameras. Hemanth Volikatla, Forbes.com, 23 May 2025 See All Example Sentences for sensor
Recent Examples of Synonyms for sensor
detector
Noun
  • This compact detector scans for hidden bugs, GPS trackers, or listening devices.
    Aly Walansky, Travel + Leisure, 1 June 2025
  • This futuristic-looking pod on legs has a rubbery bottom for litter, a weight detector that sets off the cleaning cycle a few minutes after your cat has done its business, and a slide-out tray in the bottom.
    Molly Higgins, Wired News, 9 May 2025

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“Sensor.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sensor. Accessed 10 Jun. 2025.

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