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Meaning of crucible steel | Babel Free

Noun CEFR B2

Definitions

A high-grade steel, used in tools and dies, originally made by fusing wrought iron and charcoal in a crucible.

uncountable, usually

CEFR level

B2

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

See also

Crucibles crucifer cruciferin crucifiability crucifices crucifiction