Equinoctial
51France Équinoxiale — Equinoctial France was the contemporary name given to the colonization efforts of France in the 17th century in South America, around the line of Equator, before tropical had fully gained its modern meaning: Equinoctial means in Latin of equal… …
52equinoctialcircle — equinoctial circle n. See celestial equator. * * * …
53Equinox — This article is about the astronomical event when the sun is at zenith over the Equator. For other uses, see Equinox (disambiguation). For the same event happening on other planets and setting up a celestial coordinate system, see Equinox… …
54Armillary sphere — An armillary sphere (variations are known as spherical astrolabe, armilla, or armil) is a model of the celestial sphere. Description and use of the armillary sphere The exterior parts of this machine are a compages of brass rings, which represent …
55Colure — Orange = equinoctial colure Blue = solstitial colure G = e …
56celestial equator — noun the great circle on the celestial sphere midway between the celestial poles • Syn: ↑equinoctial circle, ↑equinoctial line, ↑equinoctial • Derivationally related forms: ↑equinoctial (for: ↑equinoctial) …
57Colure — Co*lure (k[ o]*l[=u]r ), n.; pl. {Colures} (k[ o]*l[=u]rz ). [F. colure, L. coluri, pl., fr. Gr. ko loyros dock tailed, a i ko loyroi (sc. grammai lines) the colures; fr. ko los docked, stunted + o yra tail. So named because a part is always… …
58Colures — Colure Co*lure (k[ o]*l[=u]r ), n.; pl. {Colures} (k[ o]*l[=u]rz ). [F. colure, L. coluri, pl., fr. Gr. ko loyros dock tailed, a i ko loyroi (sc. grammai lines) the colures; fr. ko los docked, stunted + o yra tail. So named because a part is… …
59Year — A year (from Old English gēar) is the orbital period of the Earth moving around the Sun. For an observer on Earth, this corresponds to the period it takes the Sun to complete one course throughout the zodiac along the ecliptic. In astronomy, the… …
60Sundial — A sundial is a device that measures time by the position of the Sun. In common designs such as the horizontal sundial, the sun casts a shadow from its style (a thin rod or a sharp, straight edge) onto a flat surface marked with lines indicating… …
