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heptahedron

American

[hep-tuh-hee-druhn] / ˌhɛp təˈhi drən /

noun

a solid figure having seven faces.

heptahedron British

/ ˌhɛptəˈhiːdrən /

noun

a solid figure having seven 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

Derived Forms

heptahedral

adjective
heptahedrical

adjective

Inflected Forms

Nouns

heptahedra

plural
heptahedrons

plural

Etymology

Origin of heptahedron

First recorded in 1650–60; hepta- + -hedron

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023