Etymology

bicentennial

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Today it means: Relating to the 200th anniversary of an event or happening. Full definition →

English centennial ← Proto-Indo-European *h₂élisder.? ← Late Latin centennium
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The story

  1. Proto-Indo-European*dwóh₁
  2. Proto-Indo-European*dwi-
  3. Proto-Italic*dwi-
  4. Latinbi-
  5. Englishbi-
  6. Latincentennis
  7. Late Latincentennium
  8. Proto-Indo-European*h₂el-
  9. Proto-Indo-European*h₂élisder.?
  10. Englishcentennial
  11. English todaybicentennial

From bi- + centennial.

Etymology from Wiktionary, CC BY-SA 4.0.