Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun Any of several forms of crystal with trapeziums as faces.
from The Century Dictionary.
- noun In crystallography, a solid belonging to the isometric system, bounded by twenty-four equal and similar trapezoidal planes; a tetragonal trisoctahedron.
- noun Any solid having trapezoidal faces, as the trigonal trapezohedron of a quartz crystal. See
tetartohedrism . Alsotrapezihedron .
from the GNU version of the Collaborative International Dictionary of English.
- noun A solid bounded by twenty-four equal and similar trapeziums; a tetragonal trisoctahedron. See the Note under
trisoctahedron . - noun A tetartohedral solid of the hexagonal system, bounded by six trapezoidal planes. The faces of this form are common on quartz crystals.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun Any of several forms of
crystal withtrapezia asfaces .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a polyhedron whose faces are trapeziums
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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A trapezohedron is a solid whose faces are kite-shaped quadrilaterals, like a 10-sided die.
Kenneth Hite's Journal princeofcairo 2007
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Well, turns out that a trapezohedron has nothing to do with trapezoids at all.
Kenneth Hite's Journal princeofcairo 2007
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But math-crazy Lovecraft would have known that a trapezohedron is an "antiprism."
Kenneth Hite's Journal princeofcairo 2007
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What I and apparently LaVey thought was a trapezohedron -- a polyhedron with trapezoids for sides -- is actually a frustum.
Kenneth Hite's Journal princeofcairo 2007
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So the Hancock Building, which so delightfully crouches on LaVey's birthplace, is not, despite what I've said in person and print for the better part of 20 years now, the world's largest trapezohedron.
Kenneth Hite's Journal princeofcairo 2007
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It is found massive and in trapezohedron crystals weighing from six to eighteen pounds each, and through many intervening forms down to the small fractured masses in Kinzigite and in sands.
North Carolina and its Resources. North Carolina. Board of Agriculture. 1896
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