exactly vertical; in line vertically.

Situated or directed at right angles to the plane of the horizon; vertical.

Vertical, perpendicular; vertically aligned.

Directed straight downwards; running straight down; vertical. Obsolete.

(a) perpendicular; (b) colloquial exact, complete; true, trustworthy; also as quasi-adv. (i) truthfully, honestly; = C. 6; (ii) U.S., unmixed…

Vertical, esp. of the sun.

Perpendicular; straight up, erect; very steep.

Placed or extending at right angles to the plane of the horizon; perpendicular; upright. In general use.