| slovo | definícia |
trapezohedron
(encz) | trapezohedron, n: |
Trapezohedron
(gcide) | Trapezohedron \Trap`e*zo*he"dron\, n. [NL., from trapezium + Gr.
? seat, base, fr. ? to sit.] (Crystalloq.)
(a) A solid bounded by twenty-four equal and similar
trapeziums; a tetragonal trisoctahedron. See the Note
under Trisoctahedron.
(b) A tetartohedral solid of the hexagonal system, bounded by
six trapezoidal planes. The faces of this form are common
on quartz crystals.
[1913 Webster] |
trapezohedron
(gcide) | Trisoctahedron \Tris*oc`ta*he"dron\, n. [Gr. ? thrice + FE.
octahedron.] (Crystallog.)
A solid of the isometric system bounded by twenty-four equal
faces, three corresponding to each face of an octahedron.
[1913 Webster]
Tetragonal trisoctahedron, a trisoctahedron each face of
which is a quadrilateral; called also trapezohedron and
icositetrahedron.
Trigonal trisoctahedron, a trisoctahedron each face of
which is an isosceles triangle.
[1913 Webster] Trispast |
trapezohedron
(wn) | trapezohedron
n 1: a polyhedron whose faces are trapeziums |
| | podobné slovo | definícia |
Trapezohedron
(gcide) | Trapezohedron \Trap`e*zo*he"dron\, n. [NL., from trapezium + Gr.
? seat, base, fr. ? to sit.] (Crystalloq.)
(a) A solid bounded by twenty-four equal and similar
trapeziums; a tetragonal trisoctahedron. See the Note
under Trisoctahedron.
(b) A tetartohedral solid of the hexagonal system, bounded by
six trapezoidal planes. The faces of this form are common
on quartz crystals.
[1913 Webster]Trisoctahedron \Tris*oc`ta*he"dron\, n. [Gr. ? thrice + FE.
octahedron.] (Crystallog.)
A solid of the isometric system bounded by twenty-four equal
faces, three corresponding to each face of an octahedron.
[1913 Webster]
Tetragonal trisoctahedron, a trisoctahedron each face of
which is a quadrilateral; called also trapezohedron and
icositetrahedron.
Trigonal trisoctahedron, a trisoctahedron each face of
which is an isosceles triangle.
[1913 Webster] Trispast |
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