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protoplanetary disk
From Wiktionary, the free dictionary
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See also: proto-planetary disk
English
Alternative forms
- protoplanetary disc (UK)
- proto-planetary disc (UK)
- proto-planetary disk
Noun
protoplanetary disk (plural protoplanetary disks)
- (astronomy) A rotating disk of dense gas and dust surrounding a young newly formed star, and from which planets may be formed.
Synonyms
Hypernyms
- circumstellar disc
- circumstellar disk
- debris disc
- debris disk
- disc
- disk
Coordinate terms
- asteroid
- ecliptic
- ecliptic plane
- meteoroid
- minor planet
- planemo
- planetary core
- planetary embryo
- planetary-mass object
- planetary object
- planetessimal
- planetoid
- protoplanetary core
- proto-planetary core
Derived terms
Related terms
- circumplanetary disc (CPD)
- circumplanetary disk (CPD)
- disc
- disk
- interplanetary disc
- inter-planetary disc
- inter-planetary disk
- interplanetary disk
- interplanetary plane
- inter-planetary plane
- planet
- planetary
- planetary disc
- planetary disk
- planetary plane
- proto-planet
- protoplanet
- proto-planetary
- protoplanetary
Translations
disk of dense gas and dust
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