vertical

Standing, pointing, or moving straight up or down; parallel to the local direction of gravity; along the direction of a plumb line; perpendicular to something horizontal.

In a two-dimensional Cartesian co-ordinate system, describing the axis y oriented normal (perpendicular, at right angles) to the horizontal axis x.

In a three-dimensional co-ordinate system, describing the axis z oriented normal (perpendicular, orthogonal) to the basic plane xy.

Of or pertaining to vertical markets.

Involving different vintages of the same wine type from the same winery.

Of an interval: having the two notes sound simultaneously.