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单词 pole star
释义

Pole Starn.

Brit. /ˈpəʊl stɑː/, U.S. /ˈpoʊl ˌstɑr/
Forms: see pole n.2 and star n.1
Origin: Formed within English, by compounding. Etymons: pole n.2, star n.1
Etymology: < pole n.2 + star n.1 Compare polar star n.
1.
a. A prominent star in the constellation Ursa Minor (α Ursae Minoris) which is close to the north celestial pole and may be used (in northern latitudes) to find the direction of north.Also called lodestar, North Star, Polaris, polar star; †cynosure, †shipman's star.
ΘΚΠ
the world > the universe > star > kind of star > giant > [noun] > supergiant > Pole star
North Stara1387
polea1398
shipman-star1398
pole arcticc1400
tramontanec1400
transmontane starc1400
pommel1503
sail-star?c1510
Pole Star1555
star?1555
Arctic Pole1565
polar star1578
northern star1590
cynosure1596
Polaris1675
1555 R. Eden tr. Peter Martyr of Angleria Decades of Newe Worlde i. vi. f. 32 The starre which we caule the pole starre [L. pollarem..stellam], or northe starre..is not the very poynte of the pole Artyke.
1581 W. Borough Discours Variation Cumpas vii. sig. D.ivv The guardes and Pole starre.
1634 T. Herbert Relation Some Yeares Trauaile 94 The Pole-starre..in the tip of the little Beares taile.
1682 J. Flamsteed Gresham Lect. (1975) 241 [Riccioli] determines the apparent height of the pole from the observed greatest & least Meridionall heights of the pole star to be onely 44°.30′.10″.
1785 Mem. Amer. Acad. Arts & Sci. 1 67 I shall select the observations which were made on β in the shoulder of Aquarius, and those of the pole star.
1815 J. Smith Panorama Sci. & Art I. 515 We find, that the remarkable star called the pole-star is more or less elevated, according to the different parts of the earth from which we take our view.
1890 C. A. Young Elem. Astron. §24. 16 All the stars appear to move in concentric circles around a point near the Pole-star.
1955 Sci. News Let. 27 Aug. 138/1 This group [sc. Ursa Minor] contains the little dipper, with Polaris, the pole star, at the end of the handle.
2000 R. King Brunelleschi's Dome (2001) xvii. 151 Mariners calculated their latitude by using the astrolabe to take angle sights on the Pole Star, measuring the angle between its direction overhead and the horizon.
b. In extended use: a star visible to the naked eye that marks, has marked, or will mark the position of either of the celestial poles.Because of the precession of the equinoxes, the north celestial pole traces an approximate circle in the sky with a period of 25,800 years. The pole is currently less than one degree from α Ursae Minoris, the present pole star, and will be closest in about 2100, after which it will slowly move away towards a star in the constellation Cepheus.
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1708 S. Ockley tr. Abu Jaafar ebn Tophail Improvem. Human Reason 82 Because he liv'd under the Equinoctial Line..both North and South were alike to him, and he could see both the Pole Stars.
1791 S. Stearns Amer. Oracle iv. 62 The terrestrial circles and poles of the earth are supposed to be extended to the heavens. Hence, if two stars should be found in those points, they would be called pole stars; but as there are not..the nearest to them are called by that name.
1837 R. W. Emerson Oration before Phi Beta Kappa Soc. 4 The star in the constellation Harp, which now flames in our zenith..shall one day be the pole-star.
1868 W. Lockyer & J. N. Lockyer tr. A. Guillemin Heavens (ed. 3) 333 The Southern cross—the pole-star of the South.
1901 J. F. Hewitt Mythmaking Age i. i. 8 When Vega in the Constellation of the Vulture or Lyra became Pole Star.
1964 D. H. Menzel Field Guide Stars & Planets vi. 246 The 5.5 magnitude star σ Oct is the southern pole star, very inconspicuous compared with Polaris.
1978 R. Burnham Burnham's Celestial Handbk. (ed. 2) III. 2009 The star Thuban (Alpha Draconis) was the Pole Star some 4600 years ago.
2. figurative. A person who or thing which serves as a guide; a governing principle, a guiding light; (also) a centre of attraction, a landmark. Cf. lodestar n. 2, cynosure n. 2.
ΘΚΠ
society > authority > control > [noun] > guidance > that which guides
lodestarc1374
clew1385
Palinurus1567
stern1577
thread1580
twist1580
sea-mark1589
Pole Star1590
cynosure1596
buoya1603
oracle1612
leading light1653
gospela1674
indexc1750
polar stara1774
pilot star1789
clue1840
guidance1841
guideline1917
breadcrumb trail1969
1590 E. Daunce Briefe Disc. Spanish State 43 Vertue being the lodestone, or polestarre of perfect loue.
1604 T. Wright Passions of Minde (new ed.) iv. ii. §3. 147 Pleasure is the pole-stare of all inordinat passions.
1659 D. Pell Πελαγος To Rdr. sig. d4 Let this Epistle bee thy Janisary, or Pole-star to the perusal of this book.
1732 G. Berkeley Alciphron II. vi. xix. 66 Common sense alone is the Pole-star, by which Mankind ought to steer.
1798 S. T. Coleridge Coll. Lett. (1956) I. 433 It's high huge Steeple..must be quite a Pole-Star.
1834 Tait's Edinb. Mag. New Ser. 1 387/2 His moral pole-star was duty.
1890 H. Caine Bondman ii. xiii The pole-star of my life is gone out.
1986 New Scientist 11 Dec. 47/1 Price went to southern California (as always the Pole Star for American eccentrics) and organised..the Deluge Geology Society.
2000 J. F. Callahan in R. Ellison & A. Murray Trading Twelves p. xii Murray seems his friend's polestar, a point of reference he counts on against personal and artistic uncertainties.
This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022).
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