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Meaning of planetesimal

Source language: EnglishDictionary language: English

planetesimal

noun

Definitions

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

adjective

Definitions

  1. Being or relating to one of these astronomical objects.

    Example: a planetesimal body

Sources:https://en.wiktionary.org/wiki/planetesimal

Related words

planetary objectprotoplanetplanetoidplanetprotoplanetary discplanemoprotoplanetary diskdwarf planet