crystalline vs pellucid what difference

what is difference between crystalline and pellucid



From Middle English cristallyn, cristallyne, from Old French cristallin, from Latin crystallīnus (like crystal).


  • IPA(key): /ˈkɹɪst.əl.aɪn/


crystalline (comparative more crystalline, superlative most crystalline)

  1. Of, relating to, or composed of crystals.
  2. (chemistry) Having a regular three-dimensional molecular structure.
  3. Resembling crystal in being clear and transparent.
  4. This term needs a definition. Please help out and add a definition, then remove the text {{rfdef}}.


  • amorphous

Derived terms



crystalline (plural crystallines)

  1. (obsolete) Any crystalline substance.
  2. (obsolete) aniline



  • (Classical) IPA(key): /krysˈ, [kɾʏs̠ˈt̪älːʲɪnɛ]
  • (Ecclesiastical) IPA(key): /krisˈ, [krisˈt̪ɑlːinɛ]



  1. vocative masculine singular of crystallinus



From Latin pellūcidus, from per- (very) + lūcidus (clear, bright) (whence lucid), from lūceō (shine, be visible). Surface analysis per- +‎ lucid; compare perfervid. Compare clear, crystal clear, both also with literal meaning “transparent” but metaphorical meaning “easily understood”.


  • IPA(key): /pəˈluːsɪd/


pellucid (comparative more pellucid, superlative most pellucid)

  1. Allowing the passage of light; transparent.
    • 1857, R. M. Ballantyne, The Coral Island, ch. 16:
      . . . and the bright seaweeds and the brilliant corals shone in the depths of that pellucid water, as we rowed over it, like rare and precious gems.
    • 1862, Christina Rossetti, “Goblin Market” in Goblin Market, The Prince’s Progress, and Other Poems, The World’s Classics, Oxford University Press, 1913, 173-179, [1]
      You cannot think what figs / My teeth have met in, / What melons icy-cold / Piled on a dish of gold / Too huge for me to hold, / What peaches with a velvet nap; / Pellucid grapes without one seed: []
    • 1979, Time, 22 October, 1979, [3]
      Opera star Tozzi sings with the richness of burnished bronze and Daniels complements him with her pellucid soprano.
  2. Easily understood; clear.
    • 1994, Fritz Lanham in Houston Chronicle, 13 November, 1994, [4],
      Written in spare, pellucid prose, the book reads like a close-to-the-bone memoir.
    • 1999, Judith Butler, Gender Trouble, Preface:
      If I treat that grammar as pellucid, then I fail to call attention precisely to that sphere of language that establishes and disestablishes intelligibility, and that would be precisely to thwart my own project as I have described it to you here.


  • (allowing passage of light): clear, limpid, lucid, translucent
  • (easily understood): clear, crystal clear, lucid, translucent

Related terms

  • elucidate
  • lucid
  • pellucidity
  • perfervid


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