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    Privacy˙Terms˙
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    decibel

    US /ˈdɛsəbəl, -ˌbɛl/

    ・

    UK /ˈdesɪbel/

    B2
    n. (c./u.)Noun (Countable/Uncountable)Unit for measuring sound volume
    Sound is measured using the decibel

    Video subtitles

    WWDC 2019 Keynote Apple

    17:33WWDC 2019 Keynote  Apple
    • The NeoNoise app uses a microphone to detect decibel levels and can notify you if it's reached a level that could impact your hearing over time.

      The NeoNoise app uses a microphone to detect decibel levels and can notify you if it's reached a level that could impact your hearing over time.

    • decibel levels and can notify you if it's reached

      decibel levels and can notify you if it's reached

    B1

    Hear how the best ANC headphones handle real world and lab tests

    12:51Hear how the best ANC headphones handle real world and lab tests
    • The x-axis is the frequency, and the y-axis is the change in the decibel level of the sound.

      The x-axis is the frequency, and the y-axis is the change in the decibel level of the sound.

    • The X-axis is the frequency, and the Y-axis is the change in the decibel level of the sound.

      The X-axis is the frequency, and the Y-axis is the change in the decibel level of the sound.

    B1

    What's The Loudest Possible Sound?

    04:08What's The Loudest Possible Sound?
    • Of course, planets with more dense atmospheres like Venus or Saturn could sustain more intense sound waves and even higher decibel levels.

      Of course, planets with more dense atmospheres like Venus or Saturn could sustain more intense sound waves and even higher decibel levels.

    • sound waves, and even higher decibel levels.

      sound waves, and even higher decibel levels.

    B1

    Are headphones destroying our hearing?

    06:49Are headphones destroying our hearing?
    • So for context, the U.S. Department of Labor recommends no more than eight hours of 85 decibel exposure to be considered a safe working environment.

      So for context, the U.S. Department of Labor recommends no more than eight hours of 85 decibel exposure to be considered a safe working environment.

    • Department of Labor recommends no more than eight hours of 85 decibel exposure to be considered a safe working environment.

      Department of Labor recommends no more than eight hours of 85 decibel exposure to be considered a safe working environment.

    B1

    You're probably damaging your ears. Stop!

    05:44You're probably damaging your ears. Stop!
    • He and the Occupational Safety and Health Administration have some concrete decibel recommendations.

      He and the Occupational Safety and Health Administration have some concrete decibel recommendations.

    • Now, I recognize that most of us don't think in decibel levels.

      Now, I recognize that most of us don't think in decibel levels.

    B1

    Why are adverts so loud?

    07:58Why are adverts so loud?
    • And here's reason too why this is so difficult to There are multiple decibel scales because sound engineers talk about intensity, the amount of power transmitted, not the amount of actual pressure on your eardrum.

      And here's reason too why this is so difficult to There are multiple decibel scales because sound engineers talk about intensity, the amount of power transmitted, not the amount of actual pressure on your eardrum.

    • You fool!" And here's reason two why this is so difficult to answer: there are multiple decibel scales!

      You fool!" And here's reason two why this is so difficult to answer: there are multiple decibel scales!

    B1

    The pickleball craze, explained

    05:37The pickleball craze, explained
    • A decibel is one unit of loudness, and it's measured logarithmically rather than linearly.

      A decibel is one unit of loudness, and it's measured logarithmically rather than linearly.

    • A decibel is one unit of loudness, and it's measured logarithmically rather than linearly.

      A decibel is one unit of loudness, and it's measured logarithmically rather than linearly.

    B1

    How Much Loud Can Kill You?

    04:44How Much Loud Can Kill You?
    • and damage isn't caused until you're listening to an 80 decibel sound, like a leaf blower, for over an hour.

      and damage isn't caused until you're listening to an 80 decibel sound, like a leaf blower, for over an hour.

    • and damage isn't caused until you're listening to an 80 decibel sound, like a leaf blower, for over an hour.

      and damage isn't caused until you're listening to an 80 decibel sound, like a leaf blower, for over an hour.

    B1

    What should an electric car sound like?

    05:18What should an electric car sound like?
    • The AVAS volume has to reach minimum decibel levels.

      The AVAS volume has to reach minimum decibel levels.

    • The AVAS volume has to reach minimum decibel levels.

      The AVAS volume has to reach minimum decibel levels.

    B1

    Apple Watch Ultra hands-on

    03:22Apple Watch Ultra hands-on
    • It also has an 86 decibel alarm siren thing, so you can alert others to your location if you're injured.

      It also has an 86 decibel alarm siren thing, so you can alert others to your location if you're injured.

    • It also has an 86-decibel alarm siren thing, so you can alert others to your location if you're injured.

      It also has an 86-decibel alarm siren thing, so you can alert others to your location if you're injured.

    B1