释义 |
self-ˈluminous, a. [self- 3 b.] Possessing in itself the property of emitting light.
1791Herschel in Phil. Trans. LXXXI. 85 If..this matter is self-luminous, it seems more fit to produce a star by its condensation than to depend on the star for its existence. 1831Brewster Optics Introd. 1 Self-luminous bodies, such as the stars, flames of all kinds, and bodies which shine by being heated or rubbed. 1876Tait Rec. Adv. Phys. Sci. x. (ed. 2) 253 The tail of the Comet is not self-luminous. Hence self-lumiˈnosity.
1901Nature 4 July 244 Bodies like radium that exhibit self-luminosity in the dark. |