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

The new Russian approach expands on this tactic by using acoustic rather than visual detection, allowing the drone to remain concealed without a direct line of sight to the road. — Vikram Mittal, Forbes.com, 22 Aug. 2026

Additionally, detection may be unreliable if a wall or other obstacle, like a human body, interferes with a signal. — Ashley Belanger, ArsTechnica, 21 Aug. 2026

Auriga intends to combine it with existing detection, tracking, and identification systems rather than attempt to develop every element internally. — Christopher McFadden, Interesting Engineering, 21 Aug. 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