Cardinal veins
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Related to anterior cardinal veins: posterior cardinal vein, common cardinal veins
| (Anat.) | the veins in vertebrate embryos, which run each side of the vertebral column and returm the blood to the heart. They remain through life in some fishes. |
See also: Cardinal
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.