multiple star

multiple star
a) Multiple stars which form a stellar system, such that they orbit the point of equilibrium of their gravitational fields; a multiple star system.
b) Multiple stars that appear to be one when seen with the naked eye, either because they orbit one another (multiple star systems) or happen to be in the same line of sight even though they are separated by a great distance.
See Also: single star, double star, triple star, quadruple star, quintuple star

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  • Multiple star — Star Star (st[aum]r), n. [OE. sterre, AS. steorra; akin to OFries. stera, OS. sterro, D. ster, OHG. sterno, sterro, G. stern, Icel. stjarna, Sw. stjerna, Dan. stierne, Goth. sta[ i]rn[=o], Armor. & Corn. steren, L. stella, Gr. asth r, a stron,… …   The Collaborative International Dictionary of English

  • Multiple star — Multiple Mul ti*ple, a. [Cf. F. multiple, and E. quadruple, and multiply.] Containing more than once, or more than one; consisting of more than one; manifold; repeated many times; having several, or many, parts. [1913 Webster] {Law of multiple… …   The Collaborative International Dictionary of English

  • multiple star — n. Astron. three or more stars forming one gravitational system that appear to be a single star or a binary star …   English World dictionary

  • Multiple star — Artist s impression of the orbits of HD 188753, a triple star system A multiple star consists of three or more stars which appear from the Earth to be close to one another in the sky. This may result from the stars being physically close and… …   Wikipedia

  • multiple star system — noun A stellar system that has multiple stars orbiting around each other; multiple star Syn: multiple star See Also: single star system, double star system, triple star system, quad …   Wiktionary

  • multiple star — mul′tiple star′ n. astron. a system of three or more stars appearing as one star to the naked eye • Etymology: 1840–50 …   From formal English to slang

  • multiple star — noun a system of three or more stars associated by gravity • Hypernyms: ↑star • Hyponyms: ↑Trapezium • Instance Hyponyms: ↑Castor, ↑Alpha Geminorum …   Useful english dictionary

  • multiple star — noun Date: circa 1850 several stars in close proximity that appear to form a single system …   New Collegiate Dictionary

  • multiple star — Astron. three or more stars lying close together in the celestial sphere and usually united in a single gravitational system. [1840 50] * * * …   Universalium

  • multiple star — noun a group of stars very close together as seen from the earth, especially one whose members are in fact close together and rotate around a common centre …   English new terms dictionary

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