detection

noun

de·​tec·​tion di-ˈtek-shən 

1

: the act of detecting : the state or fact of being detected

2

: the process of demodulating

Synonyms of detection

• discovery

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

For gas detection in particular, the training data covers gases including methane, sulfur dioxide, ethanol, R-134a, R-152a and sulfur hexafluoride. — Prabhat Ranjan Mishra, Interesting Engineering, 20 Sep. 2026

Law enforcement later investigated the dumpster and a K-9 trained in human detection alerted on it, indicating the presence of human remains. — Natasha Holt, FOXNews.com, 20 Sep. 2026

That includes adaptive cruise control, autonomous emergency braking, lane-keeping assistance, and blind spot detection. — Abhimanyu Ghoshal, New Atlas, 20 Sep. 2026

Lacking life detection equipment, the workers strained to hear their cries. — Arkansas Online, 19 Sep. 2026

Word History

First Known Use

15th century, in the meaning defined at sense 1

Phrases Containing detection

• escape detection
• evade detection

Rhymes for detection

• abjection
• advection
• affection
• bijection
• bisection
• collection
• complexion
• confection
• connection
• connexion
• convection
• correction