̷ ̷ˌ ̷ ̷ ̷ ̷ˈhēdrən noun
( plural scalenohedrons -nz ; or scalenohe·dra -rə)
Etymology: New Latin, from Greek skalēnos scalene + New Latin -hedron
: 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