Etymology

isoeccentric

I1S1O1E1C3C3E1N1T1R1I1C3

Today it means: At the centre horizontally but eccentric vertically (or the converse) Full definition →

English eccentric ← Middle French excentrique ← Medieval Latin eccentricus
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The story

  1. Ancient Greekῐ̓́σος (ĭ́sos)
  2. Englishiso-
  3. Proto-Indo-European*h₁éǵʰ
  4. Proto-Indo-European*h₁eǵʰs
  5. Proto-Hellenic*eks
  6. Ancient Greekἐκ (ek)
  7. Ancient Greekἐκ- (ek-)
  8. Proto-Indo-European*ḱen-?
  9. Proto-Indo-European*ḱéntrom
  10. Proto-Hellenic*kéntron
  11. Ancient Greekκέντρον (kéntron)
  12. Ancient Greekἔκκεντρος (ékkentros)
  13. Medieval Latineccentricus
  14. Middle Frenchexcentrique
  15. Englisheccentric
  16. English todayisoeccentric

From iso- + eccentric.

Etymology from Wiktionary, CC BY-SA 4.0.