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Nebula
//ˈnɛbjʊlə// noun
Definitions
Noun
- 1 A cloud in outer space consisting of gas or dust (e.g. a cloud formed after a star explodes).
"Approximately 5 billion years ago, our solar nebula was formed as gravitational forces pulled interstellar gas and dust into a swirling mass around out newly formed sun."
- 2 (pathology) a faint cloudy spot on the cornea wordnet
- 3 A white spot or slight opacity of the cornea. archaic
- 4 an immense cloud of gas (mainly hydrogen) and dust in interstellar space wordnet
- 5 A cloudy appearance in the urine. obsolete
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- 6 cloudiness of the urine wordnet
- 7 a medicinal liquid preparation intended for use in an atomizer wordnet
Etymology
Borrowed from Latin nebula (“little cloud, mist”). Akin to Ancient Greek νεφέλη (nephélē, “cloud”), German Nebel (“mist, nebula”), Old Norse nifl, Polish niebo (“sky, heaven”), Russian не́бо (nébo, “sky”).
See also for "nebula"
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