protoplanet
Definitions
An astronomical object, approximately the size of the Moon, formed from the mutual gravitational attraction of planetesimals; they are thought to collide with each other and slowly form planets
Equivalents
7 more languages
Suomiprotoplaneetta
Gaeilgeprótapláinéad
हिन्दीआदिग्रह
Italianoprotopianeta
日本語原始惑星
Portuguêsprotoplaneta
Русскийпротопланета
Examples
“Tyrix, one of the largest objects in Thal's asteroid belt, is a metallic asteroid with an iron-nickel core under a rocky olivine mantle. It is possibly a remnant protoplanet prevented from forming into anything bigger by gravitational disturbances from Xerceo.”
CEFR level
C1
Advanced
This word is part of the CEFR C1 vocabulary — advanced level.
This word is part of the CEFR C1 vocabulary — advanced level.
See also
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