Vertical/ˈvɜːrtɪkl/ Definition 1 of 3Pro Tip 1/3Direction Clarity The adjective 'vertical' highlights the direction of an object, contrasting horizontal. The vertical flagpole stands tall and straight. Pro Tip 2/3Not Sloping 'Vertical' emphasizes the lack of slant, crucial in construction and design. Ensure the post is vertical to the ground before setting it. Pro Tip 3/3Easy Visualization Visualize vertical as standing like a person, helps grasp spatial orientation. The skyscraper's walls are as vertical as a standing man.