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Meaning of hall test | Babel Free

Noun CEFR B2

Definitions

A form of market research in which members of the public are recruited and brought to a central location to provide feedback.

CEFR level

B2

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

See also

hall tree Hall voltage Hall-Héroult process hall-of-famer Hall-Petch equation Hall's honeysuckle