perigee


Also found in: Thesaurus, Medical, Legal, Acronyms, Encyclopedia, Wikipedia.
click for a larger image
perigee

per·i·gee

 (pĕr′ə-jē)
n.
1. Astronomy The point in an orbit around the planet Earth where the orbiting body is closest to the planet.
2. The analogous point in an orbit around a celestial body other than Earth. Not in technical use.

[French périgée, from Medieval Latin perigēum, from Late Greek perigeion : Greek peri-, peri- + Greek , earth.]

per′i·ge′al (-jē′əl), per′i·ge′an (-jē′ən) adj.

perigee

(ˈpɛrɪˌdʒiː)
n
(Astronomy) the point in its orbit around the earth when the moon or an artificial satellite is nearest the earth. Compare apogee1
[C16: via French from Greek perigeion, from peri- + gea earth]
ˌperiˈgean, ˌperiˈgeal adj

per•i•gee

(ˈpɛr ɪˌdʒi)

n.
the point in the orbit of a heavenly body, esp. the moon, or of an artificial satellite at which it is nearest to the earth. See illus. at apogee.
[1585–95; < French perigée < New Latin perigēum, perigaeum < Greek perígeion (sēmeîon limit), neuter of perígeios near, of the earth]
per`i•ge′al, per`i•ge′an, adj.

per·i·gee

(pĕr′ə-jē)
1. The point nearest Earth's center in the orbit of the moon or an artificial satellite.
2. The point in the orbit of a body, such as a satellite, where it is nearest the body around which it revolves, such as a planet. Compare apogee.

perigee

the closest point in an orbit to the body being orbited.
See also: Planets
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.perigee - periapsis in Earth orbit; the point in its orbit where a satellite is nearest to the Earth
periapsis, point of periapsis - (astronomy) the point in an orbit closest to the body being orbited
apogee - apoapsis in Earth orbit; the point in its orbit where a satellite is at the greatest distance from the Earth
Translations
Perigäum

perigee

[ˈperɪdʒiː] Nperigeo m

perigee

n (Astron) → Perigäum nt, → Erdnähe f
References in classic literature ?
The perigee distance, therefore, is that which ought to serve as the basis of all calculations.
After what has been said above, it will be necessary, first of all, to choose the period when the moon will be in perigee, and
But although the moon passes her perigee every month, she does not reach the zenith always
The members of the Gun Club ought, therefore, without delay, to commence the works necessary for such an experiment, and to be prepared to set to work at the moment determined upon; for, if they should suffer this 4th of December to go by, they will not find the moon again under the same conditions of perigee and of zenith until eighteen years and eleven days afterward.
it ought to reach the moon four days after its departure, that is on the 5th of December, at midnight precisely, at the moment of her attaining her perigee, that is her nearest distance from the earth, which is exactly 86,410 leagues (French), or 238,833 miles mean distance (English).
approach to truth: the perigee of his eccentric orbit.
Perigee is an astronomical term that identifies the nearest distance of the moon to the earth.
When this Earth-Moon-Sun system occurs with the perigee side of the moon facing us, and the moon happens to be on the opposite side of Earth from the sun, we get what's called a perigee-syzygy.
and reaches perigee, its position closest to Earth, today, as well.
Also known as the perigee full moon, a supermoon appears up to 14 percent bigger and 30 percent brighter than normal.
According to NASA, the moon has an elliptical orbit with two sides, one called the perigee, which is about 48 280km closer to the earth than the other side, which is called the apogee.