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 (trə-pē′zō-hē′drən, trăp′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.


n, pl -drons or -dra (-drə)
(Chemistry) 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]
traˌpezoˈhedral adj


(trəˌpi zəˈhi drən, ˌtræp ə-)

n., pl. -drons, -dra (-drə)
a crystal form having all faces trapeziums.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.trapezohedron - a polyhedron whose faces are trapeziumstrapezohedron - a polyhedron whose faces are trapeziums
polyhedron - a solid figure bounded by plane polygons or faces
References in periodicals archive ?
In the tower of the now abandoned yet accursed church where a malevolent cult called Starry Wisdom once congregated in "The Haunter of the Dark," the narrator recounts how Robert Blake, the story's protagonist, finds an object referred to as the Shining Trapezohedron suspended inside a small box whose artistry and peculiarity underscore the value of the object it contains: "He noticed odd bas-reliefs on the strange open box of yellowish metal [.
Either way, the coruscating Trapezohedron cannot be viewed with the objective detachment of the aesthetic gaze.
Finally, in a manner similar to Curwen's portrait, Pickman's canvases, the Shining Trapezohedron, the queer Innsmouth jewelry, the statuette of Cthulhu, and Zann's music, ekphrasis in "Picture" reveals that art serves as a vehicle for the exploration of the human psyche's inner depths.