vena pulmonalis superior ve·na·pul·monalissuperior uncommon noun 1. either of two pulmonary veins (left and right) returning blood from the superior lobes of the lungs Synonymssuperior pulmonary veinvena pulmonalis superior Related words Broader terms pulmonary vein WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.