- (of a leaf) having the blade in a perpendicular plane, so that neither of the surfaces can be called upper or lower.
- being in the same direction as the axis; lengthwise.
Origin of vertical
Examples from the Web for verticality
The relatively greater wear at this point destroys the verticality of the face, converting it into a steep slope.The Geography of the Region about Devils Lake and the Dalles of the Wisconsin|Rollin D. Salisbury
The swing back preserves the verticality of architectural subjects.How to Observe in Archaeology|Various
Henchard watched him with his mouth firmly set, the squareness of his jaw and the verticality of his profile being unduly marked.The Mayor of Casterbridge|Thomas Hardy
The verticality is ensured by seeing that the bead rests against the card without pressing.
For unto them the Sun is vertical twice a year, making two distinct Summers in the different points of verticality.The Works of Sir Thomas Browne (Volume 2 of 3)|Thomas Browne