inferior vena cava

Definitions of inferior vena cava
  1. noun
    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
    synonyms: postcava
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    type of:
    vena cava
    either of two large veins that return oxygen-depleted blood to the right atrium of the heart
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