Etymology

plasmoid

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Today it means: A region of plasma held relatively stable within a magnetic field Full definition →

English plasma ← Late Latin plasma ← Ancient Greek πλᾰ́σμᾰ (plắsmă)
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The story

  1. Ancient Greekπλᾰ́σμᾰ (plắsmă)
  2. Late Latinplasma
  3. Englishplasma
  4. English todayplasmoid

From plasma + -oid.

Etymology from Wiktionary, CC BY-SA 4.0.