sinus venosus
noun
si·nus ve·no·sus
| \ ˈsī-nəs-vi-ˈnō-səs
\
\
Definition of sinus venosus
: 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
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More Definitions for sinus venosus
sinus venosus
noun
si·nus ve·no·sus
| \ ˌsī-nəs-vi-ˈnō-səs
\
\
Medical Definition of sinus venosus
: 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