单词 | nebulium |
释义 | nebulium[ nuh-byoo-lee-uhm ] / nəˈbyu li əm / noun Astronomy.a hypothetical element once thought to be present in emission nebulae because of certain unidentified spectral lines, now known to be forbidden transitions of oxygen and nitrogen ions. Origin of nebuliumFirst recorded in 1895–1900; nebul(a) + -ium Words nearby nebuliumnebris, Nebuchadnezzar, nebula, nebular hypothesis, nebulated, nebulium, nebulize, nebulizer, nebulose, nebulosity, nebulosus Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for nebulium
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