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Meaning of femtobarn | Babel Free

Noun CEFR B2

Definitions

A unit of area equal to a billionth of a millionth (10⁻¹⁵) of a barn

CEFR level

B2

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

See also

femtobecquerel femtobel femtocache femtocaches femtocaching femtocandela