trapezohedron

trapezohedron

[truh-pee-zuh-hee-druhn, trap-uh-]
noun, plural trapezohedrons, trapezohedra [truh-pee-zuh-hee-druh, trap-uh-] .
1.
Crystallography. a crystal form having all faces trapeziums.
2.
Geometry. a trapezoid trisoctahedron.

Origin:
1810–20; trapez(oid) + -o + -hedron

trapezohedral, adjective
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World English Dictionary
trapezohedron (trəˌpiːzəʊˈhiːdrən)
 
n , pl -drons, -dra
crystallog a crystal form in which all the crystal's faces are trapeziums
 
[C19: from trapezo- combining form of trapezium + -hedron, on the model of tetrahedron]
 
trapezo'hedral
 
adj

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