Wolf-Rayet star

Wolf-Rayet star:

see spectral classspectral class,
in astronomy, a classification of the stars by their spectrum and luminosity. In 1885, E. C. Pickering began the first extensive attempt to classify the stars spectroscopically.
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Wolf-Rayet star

[¦vȯlf rī¦ā ‚stär] (astronomy) A member of a class of very hot stars (100,000-35,000 K) which characteristically show broad bright emission lines in their spectra; luminosities are high, probably in the range 10⁴-10⁵ times that of the sun; these stars are probably very young and represent an early short-lived stage in stellar evolution.

单词	wolf-rayet star
释义	Wolf-Rayet star Wolf-Rayet star (ˈwʊlfˈreɪət) n (Astronomy) any of a small class of very hot intensely luminous stars surrounded by a rapidly expanding envelope of gas[C19: named after Charles Wolf (1827–1918) and Georges Rayet (1839–1906), French astronomers] Wolf-Rayet star Wolf-Rayet star: see spectral classspectral class, in astronomy, a classification of the stars by their spectrum and luminosity. In 1885, E. C. Pickering began the first extensive attempt to classify the stars spectroscopically. ..... Click the link for more information. . Wolf-Rayet star [¦vȯlf rī¦ā ‚stär] (astronomy) A member of a class of very hot stars (100,000-35,000 K) which characteristically show broad bright emission lines in their spectra; luminosities are high, probably in the range 10⁴-10⁵ times that of the sun; these stars are probably very young and represent an early short-lived stage in stellar evolution. AcronymsSeewash room
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