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surface

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noun surface pronunciation in American English /ˈsɜrfəs/ 
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singularsurface
pluralsurfaces
  1. 1
    [countable] the top layer or outside part of something

    a smooth/rough/hard surface

    Road surfaces are slick from the icy rain.

    Wipe the surface with a damp cloth.

    1. a.
      the top layer of water or land

      We saw fish swimming just under the surface of the water.

      A farmer was spreading fertilizer over the surface of the soil.

      the surface of Mars

  2. 2
    [countable] a flat area of a desk, table, etc. that you use for working on

    Papers and books covered the surface of the desk.

    All counter surfaces in the kitchen should be carefully cleaned.

    1. a.
      a flat area used for playing sports, or the material used for making this area

      Many tennis players dislike the grass surface at Wimbledon.

      a new playing surface that is expected to replace Astroturf

  3. 3
    [singular] the way that someone or something looks or seems while their true feeling or character remains hidden

    Underneath his cool surface was a growing sense of insecurity.

    beneath the surface:

    Hostility lies beneath the surface of calm in the region.

    on the surface:

    On the surface, they looked like a happily married couple.

    1. a.
  4. 4
    [countable] math one of the sides of an object

    A cube has six surfaces.

pre-cation

a paid holiday given to a new employee before they start their job

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