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Meaning of palatal expander | Babel Free

Noun CEFR B2

Definitions

A device used to widen the upper jaw so that the bottom and upper teeth will fit together better.

CEFR level

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

palatal hook palatalisation palatalism palatality Palatalization Palatalize

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