dodecahedron
Americannoun
-
dodecahedrons,
plural
-
dodecahedra
plural
noun
-
dodecahedrons
plural
Other Word Forms
Derived Forms
Inflected Forms
Nouns
Etymology
Origin of dodecahedron
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.
See Examples For:
"What we do know is the Norton Disney dodecahedron was found on the top of a hill in a former large pit of some kind. It seems it was deliberately placed there."
From BBC ● Apr. 29, 2024
Granted, the shape is dramatically different than the one that existed when minor-league ball was shuttered last summer — like a square becoming a dodecahedron.
From Seattle Times ● Dec. 2, 2020
This involves two different polyhedra with the same volume: an irregular dodecahedron with pentagonal faces, possessing tetrahedral symmetry, and a tetrakaidecahedron, which has two hexagonal and 12 pentagonal faces possessing antiprismatic symmetry.
From Slate ● Jul. 22, 2015
We can’t tile the plane with them, but we can stick a bunch of them together and close them up into a very nice surface, the dodecahedron.
From Scientific American ● Nov. 17, 2013
For some reason, knowledge of a solid called the dodecahedron having twelve pentagons as sides seemed to them dangerous.
From "Cosmos" by Carl Sagan
![]()
So far, there is not much to do in the eleVR world, apart from exploring tilings made of geometric shapes such as pentagons and dodecahedra.
From Nature ● Mar. 20, 2017
Many other dodecahedra exist as crystal forms, for which see Crystallography.
From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 5 "Dinard" to "Dodsworth" by Various
The garnet sometimes forms good dodecahedra, but may occur as rounded grains, and encloses quartz, rutile, kyanite, and other minerals very frequently.
From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 10 "Echinoderma" to "Edward" by Various
The object is one of only 33 dodecahedrons found in Britain, and the first to have been discovered in the Midlands.
From BBC ● May 4, 2024
The object is one of only 33 dodecahedrons ever found in Britain, and the first to have been discovered in the Midlands.
From BBC ● Apr. 29, 2024
He built each piece originally in tiny paper tetrahedrons, octahedrons or dodecahedrons.
From Time Magazine Archive
![]()
Iron pyrites is commonly of a bright brass-yellow color, and is found crystallized in cubes, dodecahedrons and many other forms.
From Golden Days for Boys and Girls Volume VIII, No 25: May 21, 1887 by James Elverson
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.