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Meaning of tortoise core | Babel Free

Noun CEFR B2

Definitions

The core of a stone when it takes on a roughly domed shape as a result of knapping using the Levallois technique.

CEFR level

B2

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

See also

Tortoise Islands tortoise shell tortoise shell bracket tortoise-shell bamboo Tortoises Tortoiseshell