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enneahedron

American  
[en-ee-uh-hee-druhn] / ˌɛn i əˈhi drən /

noun

PLURAL

enneahedra
  1. a solid figure having nine faces.


enneahedron British  
/ ˌɛnɪəˈhiːdrən /

noun

  1. a solid figure having nine plane faces See also polyhedron

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • enneahedral adjective

Etymology

Origin of enneahedron

ennea- + -hedron