celestial light

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• Celestial — Ce*les tial, a. [OF. celestial, celestied, fr. L. caelestic, fr. caelum heaved. See {Cell}.] 1. Belonging to the a[ e]rial regions, or visible heavens. The twelve celestial signs. Shak. [1913 Webster] 2. Of or pertaining to the spiritual heaven;… …   The Collaborative International Dictionary of English

• Celestial city — Celestial Ce*les tial, a. [OF. celestial, celestied, fr. L. caelestic, fr. caelum heaved. See {Cell}.] 1. Belonging to the a[ e]rial regions, or visible heavens. The twelve celestial signs. Shak. [1913 Webster] 2. Of or pertaining to the… …   The Collaborative International Dictionary of English

• Celestial empire — Celestial Ce*les tial, a. [OF. celestial, celestied, fr. L. caelestic, fr. caelum heaved. See {Cell}.] 1. Belonging to the a[ e]rial regions, or visible heavens. The twelve celestial signs. Shak. [1913 Webster] 2. Of or pertaining to the… …   The Collaborative International Dictionary of English

• Celestial mechanics — is the branch of astrophysics that deals with the motions of celestial objects. The field applies principles of physics, historically classical mechanics, to astronomical objects such as stars and planets to produce ephemeris data. Orbital… …   Wikipedia

• celestial — adj Celestial, heavenly, empyrean, empyreal mean of, relating to, or fit for heaven or the heavens. Celestial (opposed to terrestrial) may refer either to the visible heavens (the region surrounding the earth and seemingly enclosed by the sky) or …   New Dictionary of Synonyms

• Light-time correction — is a displacement in the apparent position of a celestial object from its true position (or geometric position ) caused by the object s motion during the time it takes its light to reach an observer.Light time correction occurs in principle… …   Wikipedia

• light pollution — n. unwanted light in the night sky, as from city lights, that makes it more difficult for astronomers to see and photograph celestial objects …   English World dictionary

• Celestial spheres — Not to be confused with celestial sphere. For other uses, see Celestial (disambiguation). Geocentric celestial spheres; Peter Apian s Cosmographia (Antwerp, 1539) …   Wikipedia

• Celestial Digimon — The Celestial Digimon are a fictional group of Digimon that appear in the Digimon Frontier media franchise. The group consists of three Mega level Angel Digimon Seraphimon, Cherubimon and Ophanimon, who are named after the three highest angelic… …   Wikipedia

• light curve — noun : a curve expressing graphically the fluctuations in light of a variable star or other astronomical body (as a planet or asteroid) * * * Astron. a graph showing variations in brightness of celestial objects over time. [1885 90] * * * light… …   Useful english dictionary

• light — I. noun Etymology: Middle English, from Old English lēoht; akin to Old High German lioht light, Latin luc , lux light, lucēre to shine, Greek leukos white Date: before 12th century 1. a. something that makes vision possible b. the sensation… …   New Collegiate Dictionary