planetesimal

noun

one of many small solid celestial bodies thought to have existed at an early stage in the development of the solar system

Roots

planetesplanet- · Greek · wanderer esimus-esimal · Latin · fractional ordinal (as in infinitesimal)

Synonyms & related words for planetesimal

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Words related to planetesimal

Explore words related to planetesimal — words associated with it, words that go with it, and its nearest matches in meaning. Related words include protoplanet, protoplanetary, planetoid, extrasolar, asteroidal, planets, exoplanet, asteroid. Click any word to make it the center of the map and keep exploring the web of connections.

Where does planetesimal come from?

The word planetesimal breaks down into 2 roots of Greek and Latin origin: planet, from Greek planetes (“wanderer”); and -esimal, from Latin esimus (“fractional ordinal (as in infinitesimal)”). Explore each root to see other English words built from the same source.