¦ adjective
1. at right angles to a horizontal plane; having the top directly above the bottom.
2. involving or passing through all the different levels of a hierarchy or progression.
3. Anatomy relating to the crown of the head.
4. archaic at the zenith or the highest point.
¦ noun
1. a vertical line or plane.
2. an upright structure.
Derivatives
verticality noun
verticalize or verticalise verb
vertically adverb
Origin
C16 (in the sense 'directly overhead'): from Fr., or from late L.
verticalis, from
vertex (see
vertex).