1 Higher doses can cause impairment of memory, judgment and coordination, irritability, paranoia,3 and suicidal thoughts. Some people experience the opposite of the intended effect, such as agitation or aggression.
Adj. 1. vertical-at right angles to the plane of the horizon or a base line; a vertical camera angle; the monument consists of two vertical pillars supporting a horizontal slab; measure the perpendicular height. perpendicular.
There is no stupid questions. Vertical as shown in the picture is a line going up or down, horizontal is a line going side to side. Vertical is up and down, horizontal is side to side, just think of the horizon and you can remember horizontal. Just think of the Horizon.