| 释义 |
trape·zo·he·dron
\-drən, -ˌdrän\ noun
(plural trapezohedrons \-nz\ ; or trapezohe·dra \-_drə\)
Etymology: New Latin, from trapezium + -o- + -hedron
: a crystalline form whose faces are trapeziums:
a. : a tetragonal trisoctahedron
b. : an 8-faced hemihedral form of the tetragonal system
c. : a 12-faced hemihedral form of the hexagonal system
d. : a 6-faced tetartohedral form of the hexagonal system — called also trigonal trapezohedron |