Vertical

Vertical means:

Perpendicular, directed perpendicular to the surface or to the center of the earth, see the perpendicular direction
In the same direction with respect to a hierarchy
Anatomical verticalis as medical direction designation, those line drawn from the vertex to the sole and thus is independent of the current body position, see position and directional terms
An infection from the mother to her offspring, see # distinction infection by other systematic aspects
A marketing concept that includes all the parts of a sales chain, see Vertical Marketing

Vertical referred in particular:

Plumb line, plumb the exact
A special wine tasting, the wines are tasted in a single vineyard of several years, see Vertical (wine)