English Wikipedia has an article on: <span class="searchmatch">triakis</span> <span class="searchmatch">tetrahedron</span> Wikipedia triakistetrahedron <span class="searchmatch">triakis</span> <span class="searchmatch">tetrahedron</span> (plural <span class="searchmatch">triakis</span> tetrahedra) (geometry) A Catalan...
triakistetrahedron (plural triakistetrahedra) Alternative form of <span class="searchmatch">triakis</span> <span class="searchmatch">tetrahedron</span>....
tetrahedral tetrahedrality tetrahedralizable tetrahedrally tetrahedrane tetrahedrite <span class="searchmatch">triakis</span> <span class="searchmatch">tetrahedron</span> truncated <span class="searchmatch">tetrahedron</span> polyhedron regular <span class="searchmatch">tetrahedron</span>...