apogee Definition

apogee
noun

1. astron.
The point in the orbit of the Moon or an artifical satellite around the Earth when it is at its greatest distance from the Earth. Compare perigee, aphelion.
2. physics.
The greatest height reached by a missile whose velocity is not high enough for it to escape from a gravitational field.
3. Any culminating point or pinnacle.

Thesaurus: zenith, peak, summit, pinnacle, apex, acme, high point, vertex, top, crest, culmination; Antonym: nadir, depths.

Etymology: 16c: from Greek apo away + gaia Earth.