单词 | meteoroidal |
释义 | meteoroidaladj. Astronomy. Of, relating to, or of the nature of a meteoroid. ΘΚΠ the world > the universe > constellation > comet or meteor > meteor > [adjective] > meteoroid meteoroidal1881 1881 Smithsonian Rep. 29 This remarkable group of planetoidal or meteoroidal bodies forms a tolerably wide zone or ring between the orbits of Mars and Jupiter. 1904 Carnegie Inst. Year Bk. II. 263 The earth..may have been built up by the gradual ingathering of its material from a scattered meteoroidal or planetesimal condition. 1960 New Scientist 18 Feb. 387/2 There is..some evidence of it in the spectra of comets, and fragments from these continue to form part of the meteoroidal infall. 1993 P. Anderson Harvest of Stars (1994) 488 Defensive devices in situ, which had prevented several meteoroidal accidents, were inadequate to cope with something of asteroidal mass. This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022). < adj.1881 |
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