planetesimal

See also: planétésimal

English

Etymology

Formed from planet by analogy with infinitesimal.

Noun

planetesimal (plural planetesimals)

1. (astronomy) Any of many small, solid astronomical objects that orbit a star and form protoplanets through mutual gravitational attraction.

Derived terms

• protoplanetesimal

Translations

a small, solid astronomical object

• Georgian: პლანეტოშენადედი (ṗlaneṭošenadedi)
• German: Planetesimal (de) n
• Polish: planetozymal (pl) m
• Portuguese: planetesimal m
• Russian: планетезима́ль (ru) f (planetɛzimálʹ)

See also

• protoplanet
• planetoid
• minor planet
• dwarf planet
• major planet
• superplanet
• planet
• planemo
• mesoplanet
• asteroid

Adjective

planetesimal (not comparable)

1. (astronomy) Being or relating to one of these astronomical objects.

   a planetesimal body

Spanish

Adjective

planetesimal m or f (masculine and feminine plural planetesimales)

1. planetesimal