detection Meaning, Definition & Usage

  1. noun the perception that something has occurred or some state exists
    sensing.
    • early detection can often lead to a cure
  2. noun the act of detecting something; catching sight of something
    espial; spying; catching; spotting.
  3. noun the detection that a signal is being received
    signal detection.
  4. noun a police investigation to determine the perpetrator
    sleuthing; detecting; detective work.
    • detection is hard on the feet

WordNet

De*tec"tion noun
Etymology
L. detectio an uncovering, revealing.
Definitions
  1. The act of detecting; the laying open what was concealed or hidden; discovery; as, the detection of a thief; the detection of fraud, forgery, or a plot.
    Such secrets of guilt are never from detection. D. Webster.

Webster 1913