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Meaning of superheavy element | Babel Free

Noun CEFR B2

Definitions

A chemical element with an extremely high atomic number; typically taken to mean beyond lawrencium (element 103, the last actinide)

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

superheavy tank superheavyweight superhelicity superhelix superherb superhero