detection

noun

de·​tec·​tion di-ˈtek-shən How to pronounce detection (audio)
Synonyms of detectionnext
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.
This division of labor, investigators allege, allowed the network to operate efficiently while minimizing detection. Antonio María Delgado, Miami Herald, 28 Dec. 2025 Standard safety and assist systems include automatic emergency braking, pedestrian detection, blind spot alert and automatic high beams. Mark Phelan, Freep.com, 28 Dec. 2025 Japan would also procure five wide-range spy UAVs to support commanders’ decisions and firepower projection by detecting surface combatants at long range, and three shore- and underwater-obstacle detection UAVs under the budget. Kapil Kajal, Interesting Engineering, 26 Dec. 2025 Smart detection technology helps reduce nuisance alarms from cooking while maintaining fast response to genuine threats. New Atlas, 25 Dec. 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 1 Jan. 2026.

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