heptahedron Hear it!

heptahedron definition

hepta·hedron (hep′tə hē′drən)

noun pl. heptahedrons -·drons or heptahedra -·dra (-drə)

a solid figure with seven plane surfaces

Etymology: ModL: see hepta- & -hedron

Related Forms:

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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