HELP v.
a difficulty, or to aid in completing a design or task. The god of learning and of light Would want a god himself to help him out. Swift. -- To help over, to enable to surmount; as, to help one over an obstacle. -- To help to, to supply with; to furnish with; as, to help one to soup. -- To help up, to help (one) to…
HEMIHEDRAL a.
ar parts of a crystals, instead of all; consisting of half the planes which full symmetry would require, as when a cube has planes only on half of its eight solid angles, or one plane out of a pair on each of its edges; or as in the case of a tetrahedron, which is hemihedral to an octahedron, it being contained under f…