hexakaidecahedron

From Ancient Greek ἑξα- (hexa-, “six”) + καί (kaí, “and”) + δέκᾰ (déka, “ten”) + -hedron.

hexakaidecahedron (plural hexakaidecahedra or hexakaidecahedrons)

1. Synonym of hexadecahedron
   • 1955, George L. Clark, Applied X-rays, McGraw-Hill Book Company, Inc., page 529:

     In structure I, the unit cell contains 136 water molecules which are arranged so that they form 16 pentagonal dodecahedra (small cavities) and 8 hexakaidecahedra (large cavities).

   • 1969, M. B. King, Phase Equilibrium in Mixtures, Pergamon Press, page 167:

     Other possible cage structures which the water molecules may adopt are the tetra- and the hexakaidecahedron.

   • 2003, Japanese Journal of Applied Physics, page 131, column 1:

     Moreover, it is impossible to separate gas molecules completely because the structure of propane hydrate consists of hexakaidecahedrons and dodecahedrons.