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Meaning of rapheless | Babel Free

Adjective CEFR B2

Definitions

Describing the valve of a monoraphid diatom that does not have a raphe

not-comparable

CEFR level

B2

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

See also

raphespinal raphidian raphidiferous rapid rapid fire rapid-fire