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accretion disk
From Wiktionary, the free dictionary
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English
Alternative forms
Noun
accretion disk (plural accretion disks)
- (astrophysics) A structure formed by matter falling into a gravitational source such as a galaxy, black hole, or protostar.
Hyponyms
Coordinate terms
- debris disk
- planetary disk
- planetary ring
- protoplanetary disk
Translations
structure formed by matter falling into a gravitational source
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