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Definition of vertical:

  1. A vertical line, plane, or circle.
  2. Of or pertaining to the vertex; situated at the vertex, or highest point; directly overhead, or in the zenith; perpendicularly above one.
  3. Perpendicular to the plane of the horizon; upright; plumb; as, a vertical line.
  4. position; zenith.


upright piano, cocked up, stand-up, horizontal, upward, erectile, just, orthostatic, passant, straight-backed, upright, perpendicular, straight up, statant, plumb, erect, unsloped, on end, rampant, standing, unbent, unbowed, upended, rearing, good, fastigiate, tumid.

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