planetesimal
IPA: pɫˈænʌtˈɛsɪmʌɫ
noun
- (astronomy) Any of many small, solid astronomical objects that orbit a star and form protoplanets through mutual gravitational attraction.
adjective
- (astronomy) Being or relating to one of these astronomical objects.
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Examples of "planetesimal" in Sentences
No Sentences Found for planetesimal
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