from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The trapezohedron or tetragonal trisoctahedron, the form of the mineral leucite.
from the GNU version of the Collaborative International Dictionary of English
- n. The trapezohedron or tetragonal trisoctahedron; -- so called as being the form of the mineral leucite.
from The Century Dictionary and Cyclopedia
- n. In crystallography, a tetragonal trisoctahedron, or trapezohedron: so called as being a common form of the mineral leucite.
leucite + -oid (Wiktionary)
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