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perihexahedralPERIHEXAHE'DRAL, a. [Gr.] Designating a crystal whose primitive form is a four sided prism, and in the secondary form is converted into a prism of six sides. |
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perihexahedralPERIHEXAHE'DRAL, a. [Gr.] Designating a crystal whose primitive form is a four sided prism, and in the secondary form is converted into a prism of six sides. |