protoplanetary disk

See also: proto-planetary disk

English

Alternative forms

• protoplanetary disc (UK)
• proto-planetary disc (UK)
• proto-planetary disk

 

Noun

protoplanetary disk (plural protoplanetary disks)

1. (astronomy) A rotating disk of dense gas and dust surrounding a young newly formed star, and from which planets may be formed.

Synonyms

• PPD
• proplyd

 

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

• PPD
• proplyd

 

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

• Finnish: esiplanetaarinen kiekko