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trans-Neptunian object

Noun CEFR B2

Definitions

Any natural object (usually a minor planet (asteroid) or a hypothetical planet) in the Solar System with all or most of its orbit outside the orbit of Neptune.

Equivalents

2 more languages

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

Trans-New Guinea trans-shipping Trans-Siberian Trans-Siberian Railway trans-stilbene trans-testicle

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