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Meaning of Nickelback | Babel Free

Noun CEFR B2

/ˈnɪkəlbæk/

Definitions

A peptide with a nitrogen backbone containing two nickel atoms and having 13 amino acids.
A fifth defensive back (in addition to two cornerbacks and two safeties) who is deployed for additional pass coverage.

CEFR level

B2

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

See also

nickelbischofite nickelblödite Nickeled nickelhexahydrite nickelide nickeline