octakaidecahedron

Etymology

From octa- (“eight”) + Ancient Greek καί (kaí, “and”) + deca- (“ten”) + -hedron.

noun

  1. Synonym of octadecahedron.“The compound is a clathrate hydrate, and the most notable feature of the water framework is a novel polyhedral cage, the 18-hedron (octakaidecahedron),[…]”