detect

verb

de·​tect di-ˈtekt How to pronounce detect (audio)
dē-
detected; detecting; detects

transitive verb

1
: to discover the true character of
detecting drug smugglers
2
: to discover or determine the existence, presence, or fact of
detect alcohol in the blood
Do I detect a note of sarcasm in your voice?
3

intransitive verb

: to work as a detective
detectability noun
detectable adjective

Examples of detect in a Sentence

The test is used to detect the presence of alcohol in the blood. This type of cancer is difficult to detect in its early stages.
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 new study also builds upon a discovery from earlier this year that detected carbon monoxide and carbon dioxide ice on trans-Neptunian objects (TNOs) for the first time. Laura Baisas, Popular Science, 20 Dec. 2024 If malaria is the culprit, there may have been ways to rapidly detect it locally, said Amira Albert Roess, a professor of global health and epidemiology at George Mason University. Aria Bendix, NBC News, 19 Dec. 2024 Infinite developed a test to detect artificial THC, a tool that could encourage compliance with regulations that prohibit the synthetic compound. Paige St. John, Los Angeles Times, 19 Dec. 2024 For more advanced operations, technologies like computer vision and drones are being adopted by some grocers to detect stockouts and streamline replenishment. Devadas Pattathil, Forbes, 19 Dec. 2024 See all Example Sentences for detect 

Word History

Etymology

Middle English, from Latin detectus, past participle of detegere to uncover, detect, from de- + tegere to cover — more at thatch

First Known Use

1574, in the meaning defined at transitive sense 1

Time Traveler
The first known use of detect was in 1574

Dictionary Entries Near detect

Cite this Entry

“Detect.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/detect. Accessed 26 Dec. 2024.

Kids Definition

detect

verb
de·​tect di-ˈtekt How to pronounce detect (audio)
: to discover the nature, existence, presence, or fact of
detect the approach of an airplane
detectable adjective
detection
-ˈtek-shən
noun

More from Merriam-Webster on detect

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