sun-spots cycle

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• sun — sunlike, adj. /sun/, n., v., sunned, sunning. n. 1. (often cap.) the star that is the central body of the solar system, around which the planets revolve and from which they receive light and heat: its mean distance from the earth is about 93… …   Universalium

• Sun — This article is about the star. For other uses, see Sun (disambiguation). The Sun …   Wikipedia

• sun — I (New American Roget s College Thesaurus) n. daystar, Sol; sunshine, sunlight; prosperity, happiness; star. See universe. II (Roget s IV) n. Syn. star, day star, solar disk, solar orb, eye of heaven, Great luminary, light of the day, lamp of the …   English dictionary for students

• Sun dog — For other uses, see Sun dog (disambiguation). Very bright sundogs in Fargo, North Dakota. Note the halo arcs passing through each sundog …   Wikipedia

• Solar spots — Solar So lar, a. [L. solaris, fr. sol the sun; akin to As. s[=o]l, Icel. s[=o]l, Goth. sauil, Lith. saule, W. haul,. sul, Skr. svar, perhaps to E. sun:F. solaire. Cf. {Parasol}. {Sun}.] 1. Of or pertaining to the sun; proceeding from the sun; as …   The Collaborative International Dictionary of English

• Solar cycle — Solar So lar, a. [L. solaris, fr. sol the sun; akin to As. s[=o]l, Icel. s[=o]l, Goth. sauil, Lith. saule, W. haul,. sul, Skr. svar, perhaps to E. sun:F. solaire. Cf. {Parasol}. {Sun}.] 1. Of or pertaining to the sun; proceeding from the sun; as …   The Collaborative International Dictionary of English

• Solar Cycle —    A somewhat regular eleven year cycle of activity on the Sun where Sun Spots and other activity ranges from very active to almost non existent. See Solar Flare …   The writer's dictionary of science fiction, fantasy, horror and mythology

• solar cycle — Astron. the variation of sunspots, prominences, flares, and other solar activity through an 11 year cycle. Also called solar activity cycle. Cf. sunspot cycle. * * * Period in which several important kinds of solar activity repeat, discovered in… …   Universalium

• Star — For other uses, see Star (disambiguation) …   Wikipedia

• Solar — So lar, a. [L. solaris, fr. sol the sun; akin to As. s[=o]l, Icel. s[=o]l, Goth. sauil, Lith. saule, W. haul,. sul, Skr. svar, perhaps to E. sun:F. solaire. Cf. {Parasol}. {Sun}.] 1. Of or pertaining to the sun; proceeding from the sun; as, the… …   The Collaborative International Dictionary of English

• Solar day — Solar So lar, a. [L. solaris, fr. sol the sun; akin to As. s[=o]l, Icel. s[=o]l, Goth. sauil, Lith. saule, W. haul,. sul, Skr. svar, perhaps to E. sun:F. solaire. Cf. {Parasol}. {Sun}.] 1. Of or pertaining to the sun; proceeding from the sun; as …   The Collaborative International Dictionary of English