
Noah Webster
Pentahexahedral
PENTAHEXAHE'DRAL, adjective [Gr. five, and hexahedral.] In crystalography, exhibiting five ranges of faces one above another, each range containing six faces.

PENTAHEXAHE'DRAL, adjective [Gr. five, and hexahedral.] In crystalography, exhibiting five ranges of faces one above another, each range containing six faces.