planetesimal
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See also: planétésimal
English
[edit]
Etymology
[edit]Formed from planet by analogy with infinitesimal.
Noun
[edit]planetesimal (plural planetesimals)
- (astronomy) Any of many small, solid astronomical objects that orbit a star and form protoplanets through mutual gravitational attraction.
Derived terms
[edit]Translations
[edit]a small, solid astronomical object
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See also
[edit]- protoplanet
- planetoid
- minor planet
- dwarf planet
- major planet
- superplanet
- planet
- planemo
- mesoplanet
- asteroid
Adjective
[edit]planetesimal (not comparable)
- (astronomy) Being or relating to one of these astronomical objects.
- a planetesimal body
Spanish
[edit]Adjective
[edit]planetesimal m or f (masculine and feminine plural planetesimales)