α. 1500s– Perseus.
β.  (In Latin genitive form)  1700s– Persei  Brit. /ˈpəːsɪʌɪ/, 
/ˈpəːsɪiː/, U.S. 
/ˈpərsiˌaɪ/, 
/ˈpərsiˌi/. 
| 单词 | perseus | 
| 释义 | Perseusn.α. 1500s– Perseus. β.  (In Latin genitive form)  1700s– Persei  Brit.   Astronomy.   (The name of) a conspicuous constellation of the northern hemisphere, lying in the Milky Way between Andromeda and Auriga and containing the star Algol. Also (in form  Persei) used as postmodifier in the names of stars belonging to this constellation. Abbreviated Per (without point).One of the 48 Ptolemaic constellations. ΘΚΠ the world > the universe > constellation > Northern constellations > 			[noun]		 > Perseus Perseus1556 1556    R. Record Castle of Knowl. 264  				Nexte vnto hir [sc. Cassiopea] is Perseus, with Medusas headde. 1681    J. Flamsteed Gresham Lect. 		(1975)	 111  				Ye Shoulder of Perseus. 1784    W. Herschel in  Philos. Trans. 1783 		(Royal Soc.)	 73 257  				The star of the 5th magnitude following τ Persei..is most likely new, unless future observations were to favour the supposed motion of this star. 1869    E. Dunkin Midnight Sky 300  				M. Schiaparelli selected for examination the August ring of meteors, whose radiant point is in the constellation Perseus. 1902    Science 14 Feb. 262  				An attempt was made to determine the parallax of Nova Persei from the micrometric measures of six faint stars near it. 1978    Sci. Amer. Nov. 103/1  				The Perseus cluster includes several strong radio sources. 1994    Coloradoan 		(Fort Collins)	 4 Dec.  c6/3  				The center of Chi Persei, however, is marked by the presence of a ruby-like red star called RS Persei. This is a new entry (OED Third Edition, December 2005; most recently modified version published online March 2022). <  | 
	
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