trapezohedron

[ truh-pee-zuh-hee-druhn, trap-uh- ]

noun

, plural tra·pe·zo·he·drons, tra·pe·zo·he·dra [tr, uh, -pee-z, uh, -, hee, -dr, uh, trap-, uh, -].

1. Crystallography. a crystal form having all faces trapeziums.
2. Geometry. a trapezoid trisoctahedron.

trapezohedron

/ trəˌpiːzəʊˈhiːdrən /

noun

1. crystallog a crystal form in which all the crystal's faces are trapeziums

Derived Forms

• traˌpezoˈhedral, adjective

Other Words From

• tra·pezo·hedral adjective

Word History and Origins

Origin of trapezohedron¹

First recorded in 1810–20; trapez(oid) + -o + -hedron

Word History and Origins

Origin of trapezohedron¹

C19: from trapezo- combining form of trapezium + -hedron , on the model of tetrahedron

Example Sentences

Bounded by twenty-four trapezoidal faces, and hence sometimes called a “trapezohedron.”

From Project Gutenberg

Trigonal trapezohedron (fig. 74), bounded by six trapezoidal faces.

From Project Gutenberg