(adj) :
having six edges, or having a cross-section in the form of a hexagon; having three equalaxis which cross at 60? angles, and an unequal axis which crosses the others at 90? angle
(adj) :
having six edges, or having a cross-section in the form of a hexagon; having three equalaxis which cross at 60? angles, and an unequal axis which crosses the others at 90? angle