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detection

noun
Saydi-TEK-shuhnUS · UK/dɪˈtɛk.ʃən/AUS/dɪˈtek.ʃən/

3 meanings of detection

Practice

  1. 1
    noununcountable
    The act of finding something that is hidden, new, or hard to notice.

    Like spotting a friend who is hiding behind a tree before they jump out.

    Early detection of cancer can save lives.

    The dog's job is the detection of hidden drugs at the airport.

    Similardiscovery, identification, uncovering, exposure, recognition

    Note
  2. 2
    noununcountable
    The act of picking out a signal from the wave that carries it.

    Like picking out one person's voice in a noisy, crowded room.

    The radio's detection of a weak signal improved after we moved the antenna.

    Good detection lets the receiver pull music out of the radio wave.

    Similardemodulation

    Oppositemodulation

    Note
  3. 3
    nounobsoleteuncountable
    The act of making someone's hidden crime or wrongdoing known to others.

    Similaraccusation

    Note

Practice

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Origin

A borrowed Latin word, from Latin "dētēctiōnem". You can also see it as "detect" plus "-ion".