planetesimals

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A form of planetesimal — Any of many small, solid astronomical objects that orbit a star and form protoplanets through mutual gravitational attraction.

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Meanings

noun
  1. pluralplural of planetesimal
Cite this entry
APA

planetesimals. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/planetesimals

MLA

“planetesimals.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/planetesimals. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “planetesimals,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/planetesimals.

Source: planetesimals on Wiktionary, CC BY-SA 4.0.