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Meaning of quaternary industry | Babel Free

Noun CEFR B2

Definitions

The sector of industry that involves the intellectual services: research, development, and information. It is considered the fourth basic industry.

CEFR level

B2

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

See also

quaternary moon quaternary number quaternary sector quaternary structure quaternary twin quaternation