Etymology

duoprism

D2U1O1P3R1I1S1M3

Today it means: A polytope resulting from the Cartesian product of two polytopes. Full definition →

English prism ← Late Latin prisma ← Ancient Greek πρίσμᾰ (prísmă)
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The story

  1. Proto-Indo-European*dwóh₁
  2. Proto-Italic*duō
  3. Latinduo
  4. Englishduo-
  5. Ancient Greekπρῑ́ω (prī́ō)
  6. Ancient Greekπρίσμᾰ (prísmă)
  7. Late Latinprisma
  8. Englishprism
  9. English todayduoprism

From duo- + prism.

Etymology from Wiktionary, CC BY-SA 4.0.