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thin

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adjective thin pronunciation in British English /θɪn/ 
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adjectivethin
comparativethinner
superlativethinnest
  1. 1
    a thin object or material has only a short distance between two opposite sides, edges, or surfaces

    The box was covered with a thin layer of dust.

    There's a thin crack in the glass.

    Cut the cucumbers and tomatoes into thin slices.

    Synonyms and related words for this sense of thin
  2. 2
    someone who is thin has very little fat on their body

    Charles was thin and very tall.

    She has been ill and is much too thin.

  3. 4
    a thin liquid contains mostly water, so that it flows easily

    a plate of meat covered with thin gravy

  4. 6
    small in number or amount

    Dexter won by a thin margin (=a small number of votes, points etc).

  5. 8
    thin air has less oxygen in it than usual

    In the mountains, the air is thinner.

    Synonyms and related words for this sense of thin

phrases

derived word

thinness

noun [uncountable]
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