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Meaning of sinus venosus | Babel Free

Noun CEFR B2

/ˌsʌɪ.nəs viːˈnəʊ.səs/

Definitions

The first chamber of the heart in fish, amphibians, and reptiles, emptying into the right atrium.
An enlarged pouch that adjoins the heart, is formed by the union of the large systemic veins, and is the passage through which venous blood enters the heart in lower vertebrates and in embryos of higher forms.

CEFR level

B2

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

See also

sinuscope sinusectomy Sinuses sinusitic Sinusitis sinusitis-infertility syndrome