tetrakis hexahedron

/T EH1 T R AA1 K IH1 S EH0 K S AH0 HH IY0 D R AH0 N/
noun
  1. 1

    (geometry) A Catalan solid that has 24 congruent triangular faces and 36 edges and can be imagined as a cube with a square pyramid on each face.

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