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dark nebula
noun
, Astronomy.
- a cloud of interstellar gas and dust that absorbs and thus obscures the light from stars behind it, appearing as a dark patch in front of a bright nebula or in an otherwise bright area of sky.
dark nebula
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Word History and Origins
Origin of dark nebula1
First recorded in 1930–35
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Example Sentences
It was later, that I saw the dark nebula—at first, an impalpable cloud, away to my right.
From Project Gutenberg
Upon the whole, the theory of an encounter between a star and a dark nebula seems best to fit the observations.
From Project Gutenberg
We have seen that there are reasons for supposing our own system to have been at first a cool dark nebula rotating slowly.
From Project Gutenberg
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