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Definition of detect
detect
/dɪˈtɛkt/
de · tect
Adverb:detectably
•Adjective:detectable
•Past Simple:detected
•Past Participle:detected
•Present Participle:detecting
detect Lexical Profile
CEFR
B2
Grade
6
Tier
2
Usage
Top 5k
Syllables
2
detect Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• verb
1
To discover, perceive, or notice the presence or existence of something that is subtle, concealed, or not immediately obvious.
Example
"She could detect a faint hint of sarcasm in his polite reply."
2
To identify, measure, or verify the presence of a substance, signal, or medical condition using specialized instruments or scientific testing.
Example
"The new blood test can detect early signs of the infection within minutes."
Synonyms
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View all antonyms for detect• Rhymes for detect
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Word Origin & Etymology
Borrowed in the late 15th century from Latin detectus, the past participle of detegere, meaning 'to uncover' or 'to expose' (from de- 'un-, off' + tegere 'to cover').
Cite this Entry
Wordmom. (2026). Definition of Detect. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/detect