Definition of tristetrahedron
:a solid (as a crystal) of the tetrahedral class of the isometric system having 12 triangular faces and related to the trapezohedron of the holohedral class — compare deltohedron
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tristetrahedron
noun
tris·tetrahedron
\
(¦)tris
,
trəs+
\
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Origin and Etymology of tristetrahedron
tris- + tetrahedron
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