† di-ˌdodecaˈhedral, a. Cryst. Obs.
[f. F. didodécaèdre (Haüy) + -al1: see di- prefix2 1.]
Having the form of a twelve-sided prism, with six planes in each base, or twenty-four faces in all.
| 1805–17 R. Jameson Char. Min. (ed. 3) 204 Di-dodecahedral asparagus-stone..is a six-sided prism, truncated on the lateral edges, and acuminated on the extremities with six planes. |