Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun ductus_arteriosus

1 sense of ductus arteriosus

Sense 1
ductus arteriosus -- (a blood vessel in a fetus that bypasses pulmonary circulation by connecting the pulmonary artery directly to the ascending aorta; normally closes at birth)
       => blood vessel -- (a vessel in which blood circulates)