PERIGEE
perigee
(noun) periapsis in Earth orbit; the point in its orbit where a satellite is nearest to the Earth
Source: WordNet® 3.1
Etymology
Noun
perigee (plural perigees)
(astronomy) The point, in an orbit about the Earth, that is closest to the Earth: the periapsis of an Earth orbiter.
(astronomy, more generally) The point, in an orbit about any planet, that is closest to the planet: the periapsis of any satellite.
(possibly, archaic, outside, astrology) The point, in any trajectory of an object in space, where it is closest to the Earth.
Antonyms
• apogee
Hyponyms
• proxigee
Source: Wiktionary
Per"i*gee, Per`i*ge"um, n. Etym: [NL. perigeum, fr. Gr. périgée.]
(Astron.)
Definition: That point in the orbit of the moon which is nearest to the
earth; -- opposed to Ant: apogee. It is sometimes, but rarely, used
of the nearest points of other orbits, as of a comet, a planet, etc.
Called also epigee, epigeum.
Source: Webster’s Unabridged Dictionary 1913 Edition