heptahedron

American

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

noun

plural

heptahedrons, heptahedra

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

heptahedral adjective
heptahedrical adjective

Etymology

Origin of heptahedron

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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Heptahedron, hep-ta-hē′dron, n. a solid figure with seven faces or sides.—adjs.

From Project Gutenberg

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