D defs.my
Entry 1 sense Webster, 1913

Verticality

· Ver·ti·cal·i·ty · IPA /ˌvɚtəˈkæləti/
01 n. The quality or state of being vertical; verticalness.
  1. 1.
    The quality or state of being vertical; verticalness.[R.]
    “The different points of the verticality.” Sir T. Browne.