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Self-luminous   /sɛlf-lˈumənəs/   Listen
Self-luminous

adjective
1.
Having in itself the property of emitting light.






WordNet 3.0 © 2010 Princeton University








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"Self-luminous" Quotes from Famous Books



... bodies, there was a great desire to find out what comets are made of. The first opportunity came in 1864, when Donati observed the spectrum of a comet, and saw three bright bands, thus proving that it was a gas and at least partly self-luminous. In 1868 Huggins compared the spectrum of Winnecke's comet with that of a Geissler tube containing olefiant gas, and found exact agreement. Nearly all comets have shown the same spectrum.[1] A very few comets have given bright band spectra ...
— History of Astronomy • George Forbes



Words linked to "Self-luminous" :   bright



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