detection

noun

de·​tec·​tion di-ˈtek-shən How to pronounce detection (audio)
1
: the act of detecting : the state or fact of being detected
2
: the process of demodulating

Examples of detection in a Sentence

I don't know how the errors managed to avoid detection for so long. my detection of the scent of baked apple pie led me to the kitchen
Recent Examples on the Web
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.
According to reports, the new technology could yield other important functions, such as chip inspection, quantum chip prototyping, and photomask defect detection. Christopher McFadden, Interesting Engineering, 22 Nov. 2025 Siri processing, ovulation estimates, sleep apnea detection, and wrist temperature sensing. PC Magazine, 22 Nov. 2025 Initial tests showed that the device is capable of detecting capsaicin concentrations ranging from below human detection to beyond levels perceived as painful. New Atlas, 21 Nov. 2025 The autonomous underwater vehicles (AUVs) can also be used for mine detection and anti-submarine warfare (ASW), the companies say. MSNBC Newsweek, 21 Nov. 2025 See All Example Sentences for detection

Word History

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of detection was in the 15th century

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Cite this Entry

“Detection.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/detection. Accessed 26 Nov. 2025.

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