† di-dodecahedraladj.

Etymology: < French didodécaèdre (Haüy) + -al suffix¹: see di- comb. form 1.

Crystallography. Obsolete.

Having the form of a twelve-sided prism, with six planes in each base, or twenty-four faces in all.

ΚΠ

1816 R. Jameson Treat. External Characters Minerals (ed. 2) 199 Di-dodecahedral asparagus-stone..is a six-sided prism, truncated on the lateral edges, and acuminated on the extremities with six planes.

This entry has not yet been fully updated (first published 1895; most recently modified version published online March 2021).

单词	di-dodecahedral
释义	† di-dodecahedraladj. Etymology: < French didodécaèdre (Haüy) + -al suffix¹: see di- comb. form 1. Crystallography. Obsolete. Having the form of a twelve-sided prism, with six planes in each base, or twenty-four faces in all. ΚΠ 1816 R. Jameson Treat. External Characters Minerals (ed. 2) 199 Di-dodecahedral asparagus-stone..is a six-sided prism, truncated on the lateral edges, and acuminated on the extremities with six planes. This entry has not yet been fully updated (first published 1895; most recently modified version published online March 2021). < adj.1816
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