DUCTUS ARTERIOSUS as NOUN

1. Meaning
   • a blood vessel in a fetus that bypasses pulmonary circulation by connecting the pulmonary artery directly to the ascending aorta
   • normally closes at birth
   Hypernyms(s) ductus arteriosus is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
   • blood vessel (what does blood vessel mean?)
   Hyponym(s)
   • patent ductus arteriosus (what does patent ductus arteriosus mean?)