Nadir vs Apogee - What's the difference?
nadir | apogee | Antonyms |
The point of the celestial sphere, directly opposite the zenith; inferior pole of the horizon; point of the celestial sphere directly under the place where we stand.
* 1638 , Sir Thomas Herbert, Some years travels into divers parts of Asia and Afrique :
(figuratively) The lowest point; time of greatest depression.
* (rfdate) :
* 1950 , Elizabeth Janeway, in Helen Hull (editor), The Writer’s Book :
(astronomy) The axis of a projected conical shadow; the direction of the force of gravity at a location; down.
(beekeeping, archaic) An empty box added beneath a full one in a beehive to give the colony more room to expand or store honey.
(astronomy) The point, in an orbit about the Earth, that is furthest from the Earth: the apoapsis of an Earth orbiter.
(astronomy, more generally) The point, in an orbit about any planet, that is farthest from the planet: the apoapsis of any satellite.
* 1995 , John H. Rogers, The Giant Planet Jupiter , Cambridge University Press, ISBN 978-0-521-41008-3,
* 2002 , Serge Brunier, Solar System Voyage , Cambridge University Press, ISBN 978-0-521-80724-1,
* 2010 , Ruth Walker and Mary M. Shaffrey et al., Exploring Space: The High Frontier , Jones & Bartlett Learning, ISBN 978-0-7637-8961-9,
(possibly, archaic, outside, astrology) The point, in any trajectory of an object in space, where it is furthest from the Earth.
(figuratively) The highest point.
* 2004 March 22, :
* '>citation
Apogee is a antonym of nadir.
In figuratively terms the difference between nadir and apogee
is that nadir is the lowest point; time of greatest depression while apogee is the highest point.In astronomy terms the difference between nadir and apogee
is that nadir is the axis of a projected conical shadow; the direction of the force of gravity at a location; down while apogee is the point, in an orbit about the Earth, that is furthest from the Earth: the apoapsis of an Earth orbiter.As nouns the difference between nadir and apogee
is that nadir is the point of the celestial sphere, directly opposite the zenith; inferior pole of the horizon; point of the celestial sphere directly under the place where we stand while apogee is the point, in an orbit about the Earth, that is furthest from the Earth: the apoapsis of an Earth orbiter.As a verb nadir
is to extend (a beehive) by adding an empty box at the base.As a proper noun Nadir
is a male given name.nadir
English
Noun
(en noun)- The seventh century is the nadir of the human mind in Europe.
- In this nadir of poetic repute, when the only verse that most people read from one year’s end to the next is what appears on greetings cards, it is well for us to stop and consider our poets.
- The nadir of the sun is the axis of the shadow projected by the Earth.
References
* 1860 , Henry Taylor, The Beekeepers Manual , page 24.Synonyms
* (lowest point) lowest ebb, slough of despond, troughAntonyms
* (point of heavens opposite the zenith) zenith * (lowest point) height, peak * (beekeeping) duplet, superAnagrams
* ----apogee
English
Noun
(en noun)page 335:
- Conjunctions of I and II [Io and Europa] occur when they are near perigee and apogee respectively; conjunctions of II and III [Europa and Ganymede] occur when II [Europa] is near perigee.
page 36:
- The resolution of the images obtained by this American probe [Messenger] will depend on its altitude [above Mercury] at any one time: about ten meters at perigee (200km altitude), but only one 1 km at apogee (15000km).
page 129:
- [Nereid’s] apogee —farthest point from Neptune—is five times the distance of its perigee—its closest point.
- The cult of the chief executive reached its apogee in the nineteen-nineties, a period when C.E.O.s seemed not so much to serve their companies as to embody them.