Vertical is a visual alignment that goes up to down; for example, a flag poll is a vertical poll. In the illustration to the right, the Y-axis is a vertical line. The X-axis is the horizontal line and the Z-axis is the depth line in a 3D space.

Other vertical examples

  • A column in a spreadsheet is horizontal.
  • A pipe ( | ) character is a vertical line.
  • When you scroll up and down on a web page, you are scrolling vertically.
  • A piece of paper is longer vertically than it is horizontally.

Flip, Horizontal, Y-axis