tetrahedron ( synonym found)

Definition of tetrahedron:

(n) : a polyhedron with four faces; the regular tetrahedron, the faces of which are equal equilateral triangles, is one of the Platonic solids

Definition of tetrahedron:

(n) : a polyhedron with four faces; the regular tetrahedron, the faces of which are equal equilateral triangles, is one of the Platonic solids

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