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sound - definition and synonyms


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noun     sound pronunciation in British English
Word Forms
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  1. 1
    [countable] something that you can hear
    sound of:

    the sound of voices/laughter/footsteps

    not make a sound (=be very quiet):

    Laura didn’t make a sound as she left the room.

    1. a.
      [uncountable] energy that travels through air or water and that a human ear can hear

      The aircraft could travel faster than the speed of sound.

  2. 2
    [uncountable] the music, talking, and other noises that come from a radio, television, film etc

    Something was interfering with the sound during the broadcast.

    1. a.
      [uncountable] the loudness of a radio, television etc

      Turn the sound up a bit – I can’t hear.

  3. 3
    [countable] the particular musical style of a person, band, or place

    He plays an original jazz-gospel sound.

  4. 4


    [plural] British informal recorded music
  5. 5
    [countable] a long narrow area of water that connects two larger areas of water


the situation of the United Kingdom leaving the European Union

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a rise in the level of a stream or river

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