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Meaning of potentially hazardous object | Babel Free

Noun CEFR C1

Definitions

A near-Earth asteroid or comet with an orbit such that it has the potential to make close approaches to the Earth and is of a size large enough to cause significant regional damage in the event of impact.

CEFR level

C1
Advanced
This word is part of the CEFR C1 vocabulary — advanced level.
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