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Meaning of siphonium | Babel Free

Noun CEFR B2

Definitions

A bony tube which, in some birds, connects the tympanum with the air chambers of the articular piece of the mandible

CEFR level

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

siphonogamy siphonoglyph siphonophoran siphonophore siphonopid siphonostele

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