heptahedron

hep·ta·he·dron

(hĕp′tə-hē′drən)

n. pl. hep·ta·he·drons or hep·ta·he·dra (-drə)

A polyhedron with seven faces.

hep′ta·he′dral (-drəl) adj.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

heptahedron

(ˌhɛptəˈhiːdrən)

n, pl -drons or -dra (-drə)

(Mathematics) a solid figure having seven plane faces. See also polyhedron

ˌheptaˈhedral adj

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

Translations

гептаэдр семигранник

Mentioned in

-hedron

References in periodicals archive

Although there are only six chapters proper in Greenvoe, Mackay Brown argues that "it was to have the heptahedron form: the seven days of the week.

"There lives the dearest freshness deep down things:" the intertextual relationship of George Mackay Brown's Greenvoe and Hopkins's "God's Grandeur"

3 it is concluded that heptahedron i and octahedron i offer the most promising solutions.

Strategy on simulation of arbitrary-shaped cement grains in concrete

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