scalenohedron

noun

sca·​le·​no·​he·​dron

plural scalenohedrons

-nz

or scalenohedra

-rə

: a hemihedral form bounded ideally by scalene triangles:

a

in the hexagonal system : one of 12 faces resembling a double 6-sided pyramid

b

in the tetragonal system : one of 8 faces somewhat resembling the disphenoid

Word History

Etymology

New Latin, from Greek skalēnos scalene + New Latin -hedron

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