Etymology

pentachoron

P3E1N1T1A1C3H4O1R1O1N1

Today it means: A four-dimensional object analogous to a tetrahedron, constructed out of five tetrahedra. Full definition →

Ancient Greek πέντε
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The story

  1. Ancient Greek · derived fromπέντε“five”
  2. English todaypentachoron

From penta- (“five”) + -choron (“4-dimensional solid”), from Ancient Greek πέντε (pénte, “five”) and χῶρος (khôros, “room”).

Words from the same roots

Ancient Greekπέντε all →

Pentateuchpentacronpentapodypentennialpentuplepeta-

Etymology from Wiktionary, CC BY-SA 4.0.