heptahedron

[ hep-tuh-hee-druhn ]

/ ˌhɛp təˈhi drən /

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noun, plural hep·ta·he·drons, hep·ta·he·dra

[hep-tuh-hee-druh]. /ˌhɛp təˈhi drə/.

a solid figure having seven faces.

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Question 1 of 7

Which sentence is correct?

His boss, whom he admires, is waiting to meet with him about the big project.

His boss, who he admires, is waiting to meet with him about the big project.

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Origin of heptahedron

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

OTHER WORDS FROM heptahedron

hep·ta·he·dral, hep·ta·he·dri·cal, adjective

Words nearby heptahedron

heptachord, heptad, heptadecanoic acid, heptagon, heptagonal, heptahedron, heptahydrate, heptamerous, heptameter, heptane, heptanedioic acid

British Dictionary definitions for heptahedron

heptahedron

/ (ˌhɛptəˈhiːdrən) /

noun

a solid figure having seven plane facesSee also polyhedron

Derived forms of heptahedron

heptahedral, adjective

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