define  vertical
vertical adjective. âº âstanding or âpointing âstraight up or at an âangle of 90 to a âhorizontal âsurface or âline: Water that had âleaked from above âformed a vertical âline down one âwall. (Definition of vertical from the Cambridge Academic Content Dictionary Â© Cambridge University Press). See all translations.
These blinds are vertical. These blinds are vertical. The definition of vertical is something at a right angle to the horizon. An example of something which would be described as standing vertical is something that is standing directly upright at a right angle to the flat ground.