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单词 asteroid
释义

asteroidadj.n.

Brit. /ˈast(ə)rɔɪd/, U.S. /ˈæstəˌrɔɪd/
Etymology: < Greek ἀστεροειδής star-like, < ἀστήρ star: see -oid suffix.
A. adj.
1. Star-shaped, star-like.
ΘΚΠ
the world > space > shape > angularity > specific angular shape > [adjective] > star-shaped
starlike1578
star fashion1597
starry1597
star-shaped1646
asteristic1652
stellaceous1657
stellate1661
stellated1661
stellar1670
astral1672
stelliform1794
stellular1796
asteroid1854
1854 W. S. Dallas Nat. Hist. Animal Kingdom (1856) 52 The asteroid polypes are all compound animals.
1880 A. R. Wallace Island Life xiv. 296 The woody Asteroid forms.
2. Zoology. Of, belonging to, or characteristic of the Asteroidea.
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the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Echinodermata > [adjective] > of, belonging to, or characteristic of Asteroidea
astroid1829
asteroid1888
1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 5 The Asteroid larva closely resembles the Holothurioid.
1900 F. A. Bather et al. Echinoderma 3 No sharp line can be drawn between Asteroid and Ophiuroid structure.
B. n.
1. Name given to the numerous minute planetary bodies revolving round the sun between the orbits of Mars and Jupiter; called also planetoids and minor planets.
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the world > the universe > planet > primary planet > minor planet or asteroid > [noun]
asteroid1802
cometoid1803
planetoid1803
minor planet1823
dwarf planet1839
worldlet1841
1802 W. Herschel in Philos. Trans. (Royal Soc.) 92 228 From this, their asteroidical appearance, if I may use that expression..I shall take my name, and call them Asteroids.
1875 R. A. Proctor Expanse of Heaven 114 Not a year passes without the recognition of two or three and sometimes ten or twelve..asteroids.
2. A meteor. Obsolete.
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the world > the universe > constellation > comet or meteor > meteor > [noun]
drakec1275
dragon1398
falling stara1475
starn-shot1513
dancing-goats1563
firedrake1563
meteor1594
shooting star1597
goat1614
shooter1633
shot star1633
phasm1656
snow-fire1771
meteorite1823
asteroid1830
cometoid1861
exhalation1871
1830 ‘P. Parley’ Sun, Moon & Stars (1837) lvii. 296 By the term ‘November Asteroïds’ it is the shooting or falling stars that are spoken of.
1849 M. Somerville On Connexion Physical Sci. (ed. 8) xxxvii. 447 They [the meteorites] are asteroids revolving about the sun.
3. Hence applied to a kind of fire-work.
ΘΚΠ
the world > matter > light > firework > [noun] > types of
fire sword1482
firedrake1608
fiend1634
fire club1634
fire lance1634
fire-target1634
saucisson1634
fire-trunk1639
runner1647
fire pole1708
fire fountain1729
fire-flyer1740
line-rocket1740
devil1742
fire tree1749
Grecian fire1774
jet1774
fire pan1799
metamorphose1818
Saxon1839
lightning paper1866
asteroid1875
brilliant1875
pearl1884
1875 Times 4 Nov. 1/6 (advt.) Rockets with pearl stars..Asteroids changing colours while sailing through the air.
4. Zoology. A starfish of the class Asteroidea.
ΘΚΠ
the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Echinodermata > [noun] > subphylum Eleutherozoa > class Asteroidea > member of (starfish)
starfish1538
sea-pad1558
sea-star1569
star1569
pad1613
finger fish1709
sea-sun1731
stelleridan1835
stelliridean1837
asteroid1841
sand-star1841
spoon-worm1841
sun star1841
sun starfish1850
Stellerid1882
stelleroid1900
1841 E. Forbes Hist. Brit. Starfishes 3 The Crinoids as analogues of the Polypes are lower than the Asteroids.
1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 563 The apical system of plates is well defined in the young Asteroid.
1900 F. A. Bather et al. Echinoderma 14 The Asteroids were probably the last group to branch off from the fixed Echinoderms.
1921 Chambers's Jrnl. 11 502/1 The mauve of these beautiful asteroids blends perfectly with the soft gray sands of the North Pacific.

Draft additions March 2021

asteroid belt n. the region of space encircling the sun between the orbits of Mars and Jupiter, in which the majority of the solar system's asteroids have their orbits; (also chiefly Science Fiction) any region of space in which large numbers of asteroids are found.Also used in figurative contexts: see quot. 2017.
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1867 J. Ennis Origin of Stars xxxiii. 292 In view of the dimensions of the rings which formed the planets.., we cannot suppose that a single ring occupied all the space within the asteroid belt.
1939 A. Asimov in Amazing Stories Mar. 68/1 We should have avoided the asteroid belt by plotting a course outside the plane of the ecliptic.
1990 J. Pournelle & S. M. Stirling in L. Niven et al. Man-Kzin Wars III (1992) ii. 61 The kzinti had had the gravity polarizer from the beginnings of their time in space, and so had never colonized their asteroid belt.
2003 Columbus (Georgia) Ledger-Enquirer (Nexis) 6 Mar. a11 [The Pioneer satellite] became the first..object to get through the asteroid belt between Mars and Jupiter.
2017 A. S. Greer Less (2018) 95 Less feels his mind drifting away like a spaceman from an airlock, off into the asteroid belt of his own concerns.
asteroid field n. chiefly Science Fiction a region of space containing a large number of asteroids; cf. asteroid belt n.
ΚΠ
1942 R. F. Jones in Astounding Sci. Fiction Feb. 75/2 The crazy kid, instead of curving up over the asteroid field, he's smashing through the thick of them at nearly four gees.
1980 L. Brackett & L. Kasdan Empire strikes Back (transcribed from film) [C-3PO] ‘Sir, the possibility of successfully navigating an asteroid field is approximately three thousand, seven hundred and twenty to one’. [Han Solo] ‘Never tell me the odds!’.
1996 Austin (Texas) Amer.-Statesman (Nexis) 13 Oct. b1 Shown on his computer is an image of an asteroid field, a group of mountain-sized rocks that reside by the millions in a 100-million-mile-wide belt between Mars and Jupiter.
2004 D. Ward & K. Dilmore Start Trek: Time to Harvest (e-book ed.) xii Medicines were soon developed that allowed our people to live in the asteroid field for extended periods.
asteroid zone n. the region of space encircling the sun between the orbits of Mars and Jupiter, in which the majority of the solar system's asteroids have their orbits; cf. asteroid belt n.In quot. 1866 with reference to an early theory of solar system formation (now discredited), which hypothesized that the main asteroid belt is made up of fragments of a planet which once occupied this region.
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1866 Amer. Ann. Cycl. 1865 95/1 Humbolt had called attention to some remarkable differences between the planets lying without and those within the ‘asteroid planet’, or asteroid zone.
1922 H. S. Jones Gen. Astron. x. 245 The asteroid zone extends from Mars to Jupiter.
2007 ABC Transcripts (Austral.) (Nexis) 28 Sept. [NASA] launched a spacecraft on a five billion kilometre journey to the asteroid zone between Mars and Jupiter.
This entry has not yet been fully updated (first published 1885; most recently modified version published online December 2021).
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adj.n.1802
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