P3O1L1Y4H4E1D2R1O1N1
19 points
POLYHEDRON is validvalid
a solid geometric figure with plane sides [n POLYHEDRA, POLYHEDRONS]
a body or solid contained by many sides or planes [n POLYHEDRA or POLYHEDRONS]
a solid geometric figure with plane sides [n POLYHEDRA, POLYHEDRONS]
a body or solid contained by many sides or planes [n POLYHEDRA or POLYHEDRONS]