renal vein renal splanchnic nerve • rename · · · Info · Definitions · Synonyms · Characters · · renal vein · · Text Common · · Latin · · Scripts 10 · · Length 4 · · Syllables Definitions · · · (noun) veins that accompany renal arteries; open into the vena cava at the level of the 2nd lumbar vertebra. Synonyms: renal vein, vena renalis. · · Noun Definition 1 Synonyms · · · vena renalis · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E r latin small letter r U+0072 v latin small letter v U+0076