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[pree-key-vuh, -kah-]
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noun, plural pre·ca·vae [pree-key-vee, -kah-vahy] /priˈkeɪ vi, -ˈkɑ vaɪ/.
  1. See under vena cava.
  2. (in squids) either of a pair of veins that pass through the kidney to the branchial heart.
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Origin of precava

1865–70; pre- + (vena) cava
Related formspre·ca·val, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for precaval

Historical Examples

  • These latter uniting with the anterior cardinal (jugular) veins form the ducts of Cuvier (precaval veins).

    The Anatomy of the Human Peritoneum and Abdominal Cavity

    George. S. Huntington

precaval in Medicine


(prē-kāvə, -kä-)
n. pl. pre•ca•vae (-vē)
  1. superior vena cava
Related formspre•caval adj.