tristetrahedron
noun
tris·tetrahedron
(¦)tris,
trəs+
: 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
Word History
Etymology
tris- + tetrahedron
- antisubversions
- antisubversive
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- antisweatshop
- antisymmetric
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- antitheists