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Meaning of avialian | Babel Free

Noun CEFR B2

Definitions

Any extinct dinosaur of the clade Avialae, together with any living descendant of class Aves (the birds).

CEFR level

B2

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

See also

Avian avian dinosaur avian flu avian influenza avian ingestion Aviana