horizontality

/ˌhɔːrəzənˈtæləti/
noun
  1. The state or quality of being level, flat, or parallel to the ground.
    • The artist used horizontality in the painting to suggest peace and stability.
    • In modern architecture, horizontality is often emphasized to create a sense of calm.
    • The horizontality of the tabletop was checked with a spirit level.
Antonyms
What does "horizontality" mean? | whatsthatwordmean | whatsthatwordmean