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neb
Nebbiolo
nebbish
NEbE
NEbN
Nebr.
Nebraska
nebula
nebular hypothesis
nebuliser
nebulize
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necessarily
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nebular hypothesis

neb·u·lar hy·poth·e·sis


noun 
Definition:
 
theory of solar system's origin: a formerly held theory that the solar system evolved as a hot rotating flattened gaseous nebula. The theory states that as the nebula cooled, the Sun condensed at the center and planets and their moons formed from contracting concentric rings at the rim.

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