Henchard watched him with his mouth firmly set, the squareness of his jaw and the verticality of his profile being unduly marked.
The verticality is ensured by seeing that the bead rests against the card without pressing.
The relatively greater wear at this point destroys the verticality of the face, converting it into a steep slope.
For unto them the Sun is vertical twice a year, making two distinct Summers in the different points of verticality.
The swing back preserves the verticality of architectural subjects.
1550s, "of or at the vertex, directly overhead," from Middle French vertical (1540s), from Late Latin verticalis "overhead," from Latin vertex (genitive verticis) "highest point" (see vertex). Meaning "straight up and down" is first recorded 1704.
vertical ver·ti·cal (vûr'tĭ-kəl)
Of or relating to the vertex of the head.
Being or situated at right angles to the horizon; upright.