Oblique descension
Descension De*scen"sion, n. [OF. descension, L. descensio. See {Descent}.] The act of going downward; descent; falling or sinking; declension; degradation. [1913 Webster]

{Oblique descension} (Astron.), the degree or arc of the equator which descends, with a celestial object, below the horizon of an oblique sphere.

{Right descension}, the degree or arc of the equator which descends below the horizon of a right sphere at the same time with the object. [Obs.] [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • Descension — De*scen sion, n. [OF. descension, L. descensio. See {Descent}.] The act of going downward; descent; falling or sinking; declension; degradation. [1913 Webster] {Oblique descension} (Astron.), the degree or arc of the equator which descends, with… …   The Collaborative International Dictionary of English

  • descension — (dè san sion) s. f. 1°   Terme d artillerie. Courbe de la bombe descendant, à partir du plus haut point de son ascension. 2°   Terme d astronomie. Distance entre le point équinoxial et le point de l équateur qui descend sous l horizon en même… …   Dictionnaire de la Langue Française d'Émile Littré

  • Right descension — Descension De*scen sion, n. [OF. descension, L. descensio. See {Descent}.] The act of going downward; descent; falling or sinking; declension; degradation. [1913 Webster] {Oblique descension} (Astron.), the degree or arc of the equator which… …   The Collaborative International Dictionary of English

  • descensionnel — descensionnel, elle (dè san sio nèl , nèl ) adj. Terme didactique. Qui a une tendance, une marche de haut en bas. Mouvement descensionnel.    Terme d astronomie. Différence descensionnelle, celle qui existe entre la descension droite et la… …   Dictionnaire de la Langue Française d'Émile Littré

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