Definitions for "Helical"
Keywords:  helix, spiral, torsion, coil, spring
Of or pertaining to, or in the form of, a helix; spiral; as, a helical staircase; a helical spring.
A spiralling shape such as that made by a coil spring. In the shape of a helix.
Curved in three dimension and having one or more turns; corkscrew-shaped.
Building to building links Narrow beamwidth, careful alignment required