Spur gearing having teeth slanting across the face of the wheel, sometimes slanting in opposite directions from the middle. →
n.
The side of an army, or of any division of an army, as of a brigade, regiment, or battalion; the extreme right or left; as, to attack an enemy in flank is to attack him on the side. →
n.
The place, time, circumstance, etc., in which anything occurs, or in which the action of a story, play, or the like, is laid; surroundings amid which anything is set before the imagination; place of occurrence, exhibition, or action. →