noun, plural rhom·bo·he·drons, rhom·bo·he·dra [rom-buh-hee-druh] /ˌrɒm bəˈhi drə/.
a solid bounded by six rhombic planes.
Origin of rhombohedron
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for rhombohedron
Historical Examples of rhombohedron
This plane, which truncates the edge of the rhombohedron and has the indices , is called a “glide-plane.”
As in the other rhombohedral carbonates, the crystals possess perfect cleavages parallel to the faces of the rhombohedron.
a six-sided prism whose sides are parallelograms
Word Origin for rhombohedron
C19: from rhombus + -hedron
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
Plural rhombohedrons rhombohedra
A prism with six faces, each a rhombus.
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