Etymology

ultraproduct

U1L1T1R1A1P3R1O1D2U1C3T1

Today it means: A quotient of the direct product of a family of structures Full definition →

English product ← Middle English product ← Latin prōductus
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The story

  1. Proto-Indo-European*h₂el-
  2. Latinūls
  3. Latinultrā
  4. Englishultra-
  5. Proto-Indo-European*per-der.?
  6. Proto-Indo-European*pér
  7. Proto-Indo-European*pró
  8. Proto-Indo-European*pro-
  9. Proto-Italic*pro-
  10. Latinprō-
  11. Proto-Indo-European*dewk-
  12. Proto-Indo-European*déwkti
  13. Proto-Italic*doukō
  14. Latindūcō
  15. Latinprōdūcō
  16. Latinprōductus
  17. Middle Englishproduct
  18. Englishproduct
  19. English todayultraproduct

From ultra- + product.

Etymology from Wiktionary, CC BY-SA 4.0.