inferior vena cava

n. (Medicine) postcava, large vein which carries blood from the lower section of the body (lower limbs, pelvis and abdominal organs) to the right atrium of heart

The inferior vena cava (or IVC) is the large vein that carries de-oxygenated blood from the lower half of the body into the heart. It is posterior to the abdominal cavity and runs along side of the vertebral column on its right side (i.e. it is a retroperitoneal structure). It enters the right atrium at the lower right, back side of the heart.
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Inferior vena cava n. Abbr. IVC A large vein formed by the union of the two common iliac veins that receives blood from the lower limbs and the [more]Inferior vena cava - Community and Resources

Noun
1. receives blood from lower limbs and abdominal organs and empties into the posterior part of the right atrium of the heart; formed from the union of the two iliac veins
(synonym) postcava
(hypernym) vena cava

A large vein that empties into the heart. It carries blood from the legs and feet and from organs in the abdomen and pelvis.