testicular vein

noun

Medical Definition of testicular vein

: any of the veins leading from the testes, forming with tributaries from the epididymis the pampiniform plexus in the spermatic cord, and thence accompanying the testicular artery and eventually uniting to form a single trunk which on the right side opens into the vena cava and on the left into the renal vein

called also spermatic vein

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