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butterfly nut

Noun CEFR B2

Definitions

A nut with wing-like projections to provide leverage in turning with thumb and forefinger.

Equivalents

Ελληνικάπεταλούδα
Suomisiipimutteri

CEFR level

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

See also

butterfly pea butterfly ray butterfly roof butterfly skin butterfly sleeve butterfly stitch

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