Oort cloud
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See also: Oort Cloud
English[edit]
Etymology[edit]
A cloud-like structure, named after Dutch astronomer Jan Oort, who proposed it.
Proper noun[edit]
- Alternative form of Oort Cloud (the Solar System's Oort cloud)
Noun[edit]
Oort cloud (plural Oort clouds)
- (astronomy) A roughly spherical region of space composed of comet-like bodies and other minor planets and asteroids that orbit distantly in a planetary system.
Hyponyms[edit]
- Oort Cloud (the Solar System's Oort cloud)