C2 noun #138,496 よく出る

icosahedron

UK /ˌaɪkoʊsəˈhiːdɹən/ | US /ˌaɪkoʊsəˈhiːdɹən/

A polyhedron with twenty faces.

icosahedron 30秒で

  • (noun) A polyhedron with twenty faces.
  • (noun) (specifically) A regular icosahedron: one of the Platonic solids, all of whose faces are regular (equilateral) triangles

Meanings

  1. 1
    noun A polyhedron with twenty faces.
  2. 2
    noun (specifically) A regular icosahedron: one of the Platonic solids, all of whose faces are regular (equilateral) triangles
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