Etymology

overarc

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Today it means: In a two-dimensional knot diagram, any arc which crosses over another segment of the knot. Full definition →

English arc ← Middle English ark ← Old French arc
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The story

  1. Proto-Indo-European*úp
  2. Proto-Indo-European*upér
  3. Proto-Germanic*uber
  4. Proto-West Germanic*obar
  5. Old Englishofer
  6. Middle Englishover
  7. Englishover
  8. Proto-Indo-European*h₂erkʷ-
  9. Proto-Indo-European*h₂erkʷos
  10. Proto-Italic*arkuos
  11. Latinarcus
  12. Old Frencharc
  13. Middle Englishark
  14. Englisharc
  15. English todayoverarc

From over + arc.

Etymology from Wiktionary, CC BY-SA 4.0.