- a point at or near the middle of, or equidistant from, both ends, as of a line: the midpoint of a boundary.
- a point in time halfway between the beginning and the end, as of a process, event, or situation: the midpoint of the negotiations.
- the point on a line segment or an arc that is equidistant, when measured along the line or the arc, from both endpoints.
- median (def. 3).
- the point on the arc that is equidistant from two planets: regarded as a sensitive point and used in horoscopic interpretations.
- the point on a line that is at an equal distance from either end
- a point in time halfway between the beginning and end of an event
