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3 definitions found
 for Double star
From The Collaborative International Dictionary of English v.0.48 :

  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, Skr. star; perhaps from a root meaning, to scatter,
     Skr. st[.r], L. sternere (cf. Stratum), and originally
     applied to the stars as being strewn over the sky, or as
     being scatterers or spreaders of light. [root]296. Cf.
     Aster, Asteroid, Constellation, Disaster, Stellar.]
     1. One of the innumerable luminous bodies seen in the
        heavens; any heavenly body other than the sun, moon,
        comets, and nebulae.
        [1913 Webster]
  
              His eyen twinkled in his head aright,
              As do the stars in the frosty night.  --Chaucer.
        [1913 Webster]
  
     Note: The stars are distinguished as planets, and fixed
           stars. See Planet, Fixed stars under Fixed, and
           Magnitude of a star under Magnitude.
           [1913 Webster]
  
     2. The polestar; the north star. --Shak.
        [1913 Webster]
  
     3. (Astrol.) A planet supposed to influence one's destiny;
        (usually pl.) a configuration of the planets, supposed to
        influence fortune.
        [1913 Webster]
  
              O malignant and ill-brooding stars.   --Shak.
        [1913 Webster]
  
              Blesses his stars, and thinks it luxury. --Addison.
        [1913 Webster]
  
     4. That which resembles the figure of a star, as an ornament
        worn on the breast to indicate rank or honor.
        [1913 Webster]
  
              On whom . . .
              Lavish Honor showered all her stars.  --Tennyson.
        [1913 Webster]
  
     5. Specifically, a radiated mark in writing or printing; an
        asterisk [thus, *]; -- used as a reference to a note, or
        to fill a blank where something is omitted, etc.
        [1913 Webster]
  
     6. (Pyrotechny) A composition of combustible matter used in
        the heading of rockets, in mines, etc., which, exploding
        in the air, presents a starlike appearance.
        [1913 Webster]
  
     7. A person of brilliant and attractive qualities, especially
        on public occasions, as a distinguished orator, a leading
        theatrical performer, etc.
        [1913 Webster]
  
     Note: Star is used in the formation of compound words
           generally of obvious signification; as, star-aspiring,
           star-bespangled, star-bestudded, star-blasting,
           star-bright, star-crowned, star-directed, star-eyed,
           star-headed, star-paved, star-roofed, star-sprinkled,
           star-wreathed.
           [1913 Webster]
  
     Blazing star, Double star, Multiple star, Shooting
     star, etc. See under Blazing, Double, etc.
  
     Nebulous star (Astron.), a small well-defined circular
        nebula, having a bright nucleus at its center like a star.
        
  
     Star anise (Bot.), any plant of the genus Illicium; -- so
        called from its star-shaped capsules.
  
     Star apple (Bot.), a tropical American tree ({Chrysophyllum
        Cainito), having a milky juice and oblong leaves with a
        silky-golden pubescence beneath. It bears an applelike
        fruit, the carpels of which present a starlike figure when
        cut across. The name is extended to the whole genus of
        about sixty species, and the natural order ({Sapotaceae)
        to which it belongs is called the Star-apple family.
  
     Star conner, one who cons, or studies, the stars; an
        astronomer or an astrologer. --Gascoigne.
  
     Star coral (Zool.), any one of numerous species of stony
        corals belonging to Astraea, Orbicella, and allied
        genera, in which the calicles are round or polygonal and
        contain conspicuous radiating septa.
  
     Star cucumber. (Bot.) See under Cucumber.
  
     Star flower. (Bot.)
        (a) A plant of the genus Ornithogalum;
            star-of-Bethlehem.
        (b) See Starwort
        (b) .
        (c) An American plant of the genus Trientalis
            ({Trientalis Americana). --Gray.
  
     Star fort (Fort.), a fort surrounded on the exterior with
        projecting angles; -- whence the name.
  
     Star gauge (Ordnance), a long rod, with adjustable points
        projecting radially at its end, for measuring the size of
        different parts of the bore of a gun.
  
     Star grass. (Bot.)
        (a) A small grasslike plant ({Hypoxis erecta) having
            star-shaped yellow flowers.
        (b) The colicroot. See Colicroot.
  
     Star hyacinth (Bot.), a bulbous plant of the genus Scilla
        ({Scilla autumnalis); -- called also star-headed
        hyacinth.
  
     Star jelly (Bot.), any one of several gelatinous plants
        ({Nostoc commune, Nostoc edule, etc.). See Nostoc.
  
     Star lizard. (Zool.) Same as Stellion.
  
     Star-of-Bethlehem (Bot.), a bulbous liliaceous plant
        ({Ornithogalum umbellatum) having a small white starlike
        flower.
  
     Star-of-the-earth (Bot.), a plant of the genus Plantago
        ({Plantago coronopus), growing upon the seashore.
  
     Star polygon (Geom.), a polygon whose sides cut each other
        so as to form a star-shaped figure.
  
     Stars and Stripes, a popular name for the flag of the
        United States, which consists of thirteen horizontal
        stripes, alternately red and white, and a union having, in
        a blue field, white stars to represent the several States,
        one for each.
  
              With the old flag, the true American flag, the
              Eagle, and the Stars and Stripes, waving over the
              chamber in which we sit.              --D. Webster.
  
     Star showers. See Shooting star, under Shooting.
  
     Star thistle (Bot.), an annual composite plant ({Centaurea
        solstitialis) having the involucre armed with stout
        radiating spines.
  
     Star wheel (Mach.), a star-shaped disk, used as a kind of
        ratchet wheel, in repeating watches and the feed motions
        of some machines.
  
     Star worm (Zool.), a gephyrean.
  
     Temporary star (Astron.), a star which appears suddenly,
        shines for a period, and then nearly or quite disappears.
        These stars were supposed by some astronomers to be
        variable stars of long and undetermined periods. More
        recently, variations star in start intensity are
        classified more specifically, and this term is now
        obsolescent. See also nova. [Obsolescent]
  
     Variable star (Astron.), a star whose brilliancy varies
        periodically, generally with regularity, but sometimes
        irregularly; -- called periodical star when its changes
        occur at fixed periods.
  
     Water star grass (Bot.), an aquatic plant ({Schollera
        graminea) with small yellow starlike blossoms.
        [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 :

  Double \Dou"ble\ (d[u^]b"'l), a. [OE. doble, duble, double, OF.
     doble, duble, double, F. double, fr. L. duplus, fr. the root
     of duo two, and perh. that of plenus full; akin to Gr.
     diplo`os double. See Two, and Full, and cf. Diploma,
     Duple.]
     1. Twofold; multiplied by two; increased by its equivalent;
        made twice as large or as much, etc.
        [1913 Webster]
  
              Let a double portion of thy spirit be upon me. -- 2
                                                    Kings ii. 9.
        [1913 Webster]
  
              Darkness and tempest make a double night. --Dryden.
        [1913 Webster]
  
     2. Being in pairs; presenting two of a kind, or two in a set
        together; coupled.
        [1913 Webster]
  
              [Let] The swan, on still St. Mary's lake,
              Float double, swan and shadow.        --Wordsworth.
        [1913 Webster]
  
     3. Divided into two; acting two parts, one openly and the
        other secretly; equivocal; deceitful; insincere.
        [1913 Webster]
  
              With a double heart do they speak.    -- Ps. xii. 2.
        [1913 Webster]
  
     4. (Bot.) Having the petals in a flower considerably
        increased beyond the natural number, usually as the result
        of cultivation and the expense of the stamens, or stamens
        and pistils. The white water lily and some other plants
        have their blossoms naturally double.
        [1913 Webster]
  
     Note: Double is often used as the first part of a compound
           word, generally denoting two ways, or twice the number,
           quantity, force, etc., twofold, or having two.
           [1913 Webster]
  
     Double base, or Double bass (Mus.), the largest and
        lowest-toned instrument in the violin form; the
        contrabasso or violone.
  
     Double convex. See under Convex.
  
     Double counterpoint (Mus.), that species of counterpoint or
        composition, in which two of the parts may be inverted, by
        setting one of them an octave higher or lower.
  
     Double court (Lawn Tennis), a court laid out for four
        players, two on each side.
  
     Double dagger (Print.), a reference mark ([dag]) next to
        the dagger ([dagger]) in order; a diesis.
  
     Double drum (Mus.), a large drum that is beaten at both
        ends.
  
     Double eagle, a gold coin of the United States having the
        value of 20 dollars.
  
     Double entry. See under Bookkeeping.
  
     Double floor (Arch.), a floor in which binding joists
        support flooring joists above and ceiling joists below.
        See Illust. of Double-framed floor.
  
     Double flower. See Double, a., 4.
  
     Double-framed floor (Arch.), a double floor having girders
        into which the binding joists are framed.
  
     Double fugue (Mus.), a fugue on two subjects.
  
     Double letter.
        (a) (Print.) Two letters on one shank; a ligature.
        (b) A mail requiring double postage.
  
     Double note (Mus.), a note of double the length of the
        semibreve; a breve. See Breve.
  
     Double octave (Mus.), an interval composed of two octaves,
        or fifteen notes, in diatonic progression; a fifteenth.
  
     Double pica. See under Pica.
  
     Double play (Baseball), a play by which two players are put
        out at the same time.
  
     Double plea (Law), a plea alleging several matters in
        answer to the declaration, where either of such matters
        alone would be a sufficient bar to the action. --Stephen.
  
     Double point (Geom.), a point of a curve at which two
        branches cross each other. Conjugate or isolated points of
        a curve are called double points, since they possess most
        of the properties of double points (see Conjugate). They
        are also called acnodes, and those points where the
        branches of the curve really cross are called crunodes.
        The extremity of a cusp is also a double point.
  
     Double quarrel. (Eccl. Law) See Duplex querela, under
        Duplex.
  
     Double refraction. (Opt.) See Refraction.
  
     Double salt. (Chem.)
        (a) A mixed salt of any polybasic acid which has been
            saturated by different bases or basic radicals, as the
            double carbonate of sodium and potassium,
            NaKCO3.6H2O.
        (b) A molecular combination of two distinct salts, as
            common alum, which consists of the sulphate of
            aluminium, and the sulphate of potassium or ammonium.
            
  
     Double shuffle, a low, noisy dance.
  
     Double standard (Polit. Econ.), a double standard of
        monetary values; i. e., a gold standard and a silver
        standard, both of which are made legal tender.
  
     Double star (Astron.), two stars so near to each other as
        to be seen separate only by means of a telescope. Such
        stars may be only optically near to each other, or may be
        physically connected so that they revolve round their
        common center of gravity, and in the latter case are
        called also binary stars.
  
     Double time (Mil.). Same as Double-quick.
  
     Double window, a window having two sets of glazed sashes
        with an air space between them.
        [1913 Webster]

From WordNet (r) 3.0 (2006) :

  double star
      n 1: a system of two stars that revolve around each other under
           their mutual gravitation [syn: binary star, binary,
           double star]

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