2. (Math.)
Defn: A vertical line, plane, or circle. Prime vertical, Prime vertical dial. See under Prime, a.
VERTICALITY
Ver`ti*cal"i*ty, n.
Defn: The quality or state of being vertical; verticalness. [R.]
The different points of the verticality. Sir T. Browne.
VERTICALLY
Ver"ti*cal*ly, adv.
Defn: In a vertical manner, position, or direction; perpendicularly; as, to look down vertically; to raise a thing vertically.
VERTICALNESS
Ver"ti*cal*ness, n.
Defn: Quality or state of being vertical.
VERTICIL Ver"ti*cil, n. Etym: [L. verticillus, dim. of vertex a whirl: cf. F. verticille. See Vertex.] (Bot.)
Defn: A circle either of leaves or flowers about a stem at the same node; a whorl. [Written also verticel.]