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Double star   /dˈəbəl stɑr/   Listen
noun
Star  n.  
1.
One of the innumerable luminous bodies seen in the heavens; any heavenly body other than the sun, moon, comets, and nebulae. "His eyen twinkled in his head aright, As do the stars in the frosty night." Note: The stars are distinguished as planets, and fixed stars. See Planet, Fixed stars under Fixed, and Magnitude of a star under Magnitude.
2.
The polestar; the north star.
3.
(Astrol.) A planet supposed to influence one's destiny; (usually pl.) a configuration of the planets, supposed to influence fortune. "O malignant and ill-brooding stars." "Blesses his stars, and thinks it luxury."
4.
That which resembles the figure of a star, as an ornament worn on the breast to indicate rank or honor. "On whom... Lavish Honor showered all her stars."
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.
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.
7.
A person of brilliant and attractive qualities, especially on public occasions, as a distinguished orator, a leading theatrical performer, etc. 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.
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.
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).
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."
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.



adjective
Double  adj.  
1.
Twofold; multiplied by two; increased by its equivalent; made twice as large or as much, etc. "Let a double portion of thy spirit be upon me." "Darkness and tempest make a double night."
2.
Being in pairs; presenting two of a kind, or two in a set together; coupled. "(Let) The swan, on still St. Mary's lake, Float double, swan and shadow."
3.
Divided into two; acting two parts, one openly and the other secretly; equivocal; deceitful; insincere. "With a double heart do they speak."
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. 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.
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 next to the 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.
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.
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.






Collaborative International Dictionary of English 0.48








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"Double star" Quotes from Famous Books



... there was not heat enough in my body to dry my flannel shirt. I made shift to pull up some briar bushes; and, piling them round me as a screen, got some little shelter from the light breeze. For hours I lay watching Alpha Centauri - the double star of the Great Bear's pointers - dipping under the Polar star like the hour hand of a clock. My thoughts, strange to say, ran little on the morrow; they dwelt almost solely upon William Nelson. How far was I responsible, to what extent to blame, for leading him, against ...
— Tracks of a Rolling Stone • Henry J. Coke

... through space, with Rigel a great blue glory ahead, and new stars, invisible at greater distances, flaring up in front of us and then fading into the background as we passed. For a long time we had been able to see that Rigel, as inferred from spectroscopic evidence, was a double star—a fainter, greener blue companion revolving with it around their common center of gravity. Beyond Kappa Orionis, three hundred light-years from the sun, the space between the two was quite evident. Beyond four hundred light-years, the brilliance of the vast star was ...
— Out Around Rigel • Robert H. Wilson

... his Academy, as the organ through which every considered opinion shall be announced, and whose biography he has likewise so labored, that the historic facts are lost in the light of Plato's mind. Socrates and Plato are the double star, which the most powerful instruments will not entirely separate. Socrates, again, in his traits and genius, is the best example of that synthesis which constitutes Plato's extraordinary power. Socrates, a man of humble stem, but honest enough; of the commonest history; of a personal ...
— Representative Men • Ralph Waldo Emerson

... others, on which the experiment has been tried, no sensible parallax could be detected; from which the same inference was to be made in their case. But a sensible parallax of about one second has been ascertained in the case of the double star, alpha alpha, of the constellation of the Centaur, {3} and one of the third of that amount for the double star, 61 Cygni; which gave reason to presume that the distance of the former might be about twenty thousand millions of miles, and the latter of much greater amount. If ...
— Vestiges of the Natural History of Creation • Robert Chambers



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