Definition of 'crystalline'

Adjective

1. consisting of or containing or of the nature of crystals; "granite is crystalline"
      Antonyms: noncrystalline
2. distinctly or sharply outlined; "crystalline sharpness of outline"- John Buchan
3. transmitting light; able to be seen through with clarity; "the cold crystalline water of melted snow"; "crystal clear skies"; "could see the sand on the bottom of the limpid pool"; "lucid air"; "a pellucid brook"; "transparent crystal"
      Synonyms: crystal clear limpid lucid pellucid transparent

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