Etymology

viscoplastic

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Today it means: Describing a material that behaves as a solid below a critical value of stress, but flows like a viscous liquid at greater values of stress. Full definition →

English plastic ← Latin plasticus ← Ancient Greek πλᾰστῐκός (plăstĭkós)
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The story

  1. Englishvisco-
  2. Proto-Hellenic*plátʰyō
  3. Proto-Hellenic*plát͏̌t͏̌ō?
  4. Ancient Greekπλάσσω (plássō)
  5. Ancient Greekπλᾰστῐκός (plăstĭkós)
  6. Latinplasticus
  7. Englishplastic
  8. English todayviscoplastic

From visco- + plastic.

Etymology from Wiktionary, CC BY-SA 4.0.