Definition of polyhedrical in English:

polyhedrical

Pronunciation /ˌpɒlɪˈhiːdrɪkl/

adjective

  • Polyhedral.

Origin

Mid 17th century; earliest use found in Walter Charleton (1620–1707), physician and natural philosopher. Either from Hellenistic Greek πολύεδρος + -ical, or independently from polyhedron + -ical.