protoplanet

English

Etymology

proto- +‎ planet

Noun

protoplanet (plural protoplanets)

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

Derived terms

protoplanetary

Translations

astronomical object

Catalan: protoplaneta f
Chinese:
Mandarin: 原行星
Czech: protoplaneta f
Finnish: protoplaneetta
French: protoplanète (fr) f
German: Protoplanet
Ido: protoplaneto
Irish: prótapláinéad m
Italian: protopianeta m
Japanese: 原始惑星

Kabuverdianu: protoplaneta
ALUPEC: protoplanita, protoplaneta
Lithuanian: proplaneta
Norwegian: protoplanet
Polish: protoplaneta (pl) f
Portuguese: protoplaneta m
Romanian: protoplanetă f
Russian: протоплане́та (ru) f (protoplanéta)
Slovak: protoplanéta f
Spanish: protoplaneta (es) m
Swedish: protoplanet

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