单词 | perseid |
释义 | Perseidn.adj. Astronomy. A. n. Any of an annual shower of meteors which appear to radiate from the constellation Perseus during late July and August, associated with Comet 1862 III. ΘΚΠ the world > the universe > constellation > comet or meteor > meteor > [noun] > shower > specific Perseid1871 Andromed1877 Aquarid1877 Geminid1877 lacertid1877 Leonid1877 Orionid1877 Quadrantid1877 Lyraid1883 Bielid1885 Taurids1888 Andromedid1898 Draconids1926 1871 Galaxy Nov. 712/1 It was determined that these lines all meet in one region of the sky, which for the August meteors is in the region of the constellation Perseus, from which they have been called Perseides. 1877 G. F. Chambers Handbk. Descr. Astron. (ed. 3) ix. iii. 799 The meteors of the shower were first named Perseïds by Schiaparelli in the year 1866. 1930 J. H. Jeans Universe around Us (ed. 2) iv. 251 Other conspicuous swarms of shooting-stars also move in the tracks of comets—the Leonids which used to make a magnificent show every 33 years.., [and] the Perseids in the track of another Comet. 1969 Jrnl. Brit. Astron. Assoc. 79 315 One −6 magnitude Perseid left an expanding blue-grey train that persisted for some 20 seconds. 1997 D. Goldsmith Hunt for Life on Mars 37 Several times each year we have the chance to watch a few good nights of a particular meteor shower, such as..the Perseids, with a maximum on August 12. B. adj. (attributive). Of or designating a Perseid, or the shower of Perseids. ΘΚΠ the world > the universe > constellation > comet or meteor > meteor > [adjective] > specific shower Perseid1880 Orionid1899 Quadrantid1900 Aquarid1901 Draconids1926 1880 Science 25 Sept. 154/2 The radiant point of the main Perseid stream was very accurately deduced from several very short tracks near the focus. 1908 Westminster Gaz. 21 July 12/1 Most showers are exhausted in a single night, or at most two or three nights, but the Perseid meteors persist for over a month. 1970 Jrnl. Brit. Astron. Assoc. 80 223 Conditions were excellent for observing the Perseid meteor stream last summer. 1993 Discover Aug. 31/3 It is all leading up to a glorious 1993 climax, the finest Perseid pyrotechnics until the comet returns in the twenty-second century. This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2022). < n.adj.1871 |
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