From pentadeca- + -hedron. <span class="searchmatch">pentadecahedron</span> (plural pentadecahedra or <span class="searchmatch">pentadecahedrons</span>) (geometry) A polyhedron with fifteen faces. pentakaidecahedron...
pentadeca- pentadecathlon pentadecacopper pentadecagon pentadecahedral <span class="searchmatch">pentadecahedron</span> pentadecahydrate pentadecamer pentadecanol pentadecanone pentadecaoxide...
пятнадцатигра́нники, genitive plural пятнадцатигра́нников) (geometry) <span class="searchmatch">pentadecahedron</span> Declension of пятнадцатигра́нник (inan masc-form velar-stem accent-a) ...
octahedron octakaidecahedron orthohedron parallelohedron pentacontahedron <span class="searchmatch">pentadecahedron</span> pentahedron pentakaidecahedron permutohedron plesiohedron polyhedron...
(četyrnadcatigránnik, “tetradecahedron”) пятнадцатигра́нник (pjatnadcatigránnik, “<span class="searchmatch">pentadecahedron</span>”) шестнадцатигра́нник (šestnadcatigránnik, “hexadecahedron”) семнадцатигра́нник...
pentakaidecahedron (plural pentakaidecahedra or pentakaidecahedrons) Synonym of <span class="searchmatch">pentadecahedron</span>. 1935, R[oger] P[hilip] Wodehouse, “Angiospermae”, in Pollen Grains:...
pentadeca- + -hedral. pentadecahedral (not comparable) In the form of a <span class="searchmatch">pentadecahedron</span>. 1982, Soviet Physics: Crystallography, page 155: The stabilizing influence...