Etymology

circumstellar

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Today it means: That surrounds, or revolves around a star Full definition →

English stellar ← Latin circum- ← Ancient Greek κίρκος (kírkos)
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The story

  1. Ancient Greekκίρκος (kírkos)
  2. Latincircus
  3. Latincircum
  4. Latincircum-
  5. Englishcircum-
  6. Englishstellar
  7. English todaycircumstellar

From circum- + stellar.

Etymology from Wiktionary, CC BY-SA 4.0.