Etymology

cysto-

Today it means: Of or relating to any cyst, sac, or bladder. Full definition →

English cyst ← Late Latin cystis ← Ancient Greek κύστις (kústis)
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The story

  1. Ancient Greekκύστη (kústē)
  2. Proto-Indo-European*(s)kewH-?
  3. Proto-Indo-European*ḱewh₁-
  4. Proto-Indo-European*ḱuh₁éyeti
  5. Ancient Greekκῠ́ω (kŭ́ō)?
  6. Ancient Greekκύστις (kústis)
  7. Late Latincystis
  8. Englishcyst
  9. English todaycysto-

Borrowed from Ancient Greek κύστη (kústē). By surface analysis, cyst + -o-.

Etymology from Wiktionary, CC BY-SA 4.0.