Etymology

quasicrystal

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Today it means: any solid with conventional crystalline properties but exhibiting a point group symmetry inconsistent with translational periodicity Full definition →

English crystal ← Latin quasī̆ ← Proto-Italic *sei
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The story

  1. Proto-Indo-European*kʷ-
  2. Proto-Indo-European*kʷís
  3. Proto-Italic*kʷis
  4. Proto-Indo-European*kʷ-
  5. Proto-Indo-European*kʷos
  6. Proto-Italic*kʷoi
  7. Latinquam
  8. Proto-Indo-European*só
  9. Proto-Italic*sei
  10. Latinsī
  11. Latinquasī̆
  12. Englishquasi-
  13. Englishcrystal
  14. English todayquasicrystal

From quasi- + crystal.

Etymology from Wiktionary, CC BY-SA 4.0.