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crystal - definition and synonyms


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noun crystal pronunciation in American English /ˈkrɪst(ə)l/
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  1. 1
    [uncountable] clear glass of very good quality

    a set of crystal wine glasses

    1. a.
      objects such as glasses and bowls made from crystal

      We should use the good crystal at dinner tonight.

  2. 2
    [countable] chemistry a piece of a substance that has a regular shape with many sides and is formed when the substance becomes solid
  3. 3
    [countable/uncountable] a clear rock that looks like glass, especially quartz
    1. a.
      a piece of crystal used as a jewel

      a crystal necklace

  4. 4
    [countable] the piece of glass or plastic that protects the face of a clock or watch

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an afternoon full of crafts

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