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Meaning of U-tube | Babel Free

Noun CEFR B1

Definitions

A tube in the shape of a capital U, in certain applications having a semipermeable membrane in the middle.

CEFR level

B1

Intermediate
This word is part of the CEFR B1 vocabulary — intermediate level.

See also

U-turn U-turner U-valley U-value u-word U. S.