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Meaning of ctenidium | Babel Free

Noun CEFR B2

Definitions

A respiratory system, in the form of a comb, in some molluscs
A row of spines in some insects

CEFR level

B2

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

See also

ctenitoxin ctenius ctenizid ctenochasmatid ctenochasmatoid ctenocheyid