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trapezohedron

 - 2 dictionary results

tra⋅pe⋅zo⋅he⋅dron

  [truh-pee-zuh-hee-druhn, trap-uh-]
Use trapezohedron in a Sentence
–noun, plural -drons, -dra  [-druh] .
1. Crystallography. a crystal form having all faces trapeziums.
2. Geometry. a trapezoid trisoctahedron.
Origin:
1810–20; trapez(oid) + -o + -hedron

Related forms:
tra⋅pe⋅zo⋅he⋅dral, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To trapezohedron
tra·pe·zo·he·dron   (trə-pē'zō-hē'drən, trāp'ĭ-zō-)   
n.   pl. tra·pe·zo·he·drons or tra·pe·zo·he·dra (-drə)
Any of several forms of crystal with trapeziums as faces.

[trapez(ium) + -hedron.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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