/duk"teuhs ahr tear'ee oh"sis/ , Anat.
a fetal blood vessel that connects the left pulmonary artery directly to the descending aorta, normally closing after birth.
[ 1805-15; ]
/duk"teuhs ahr tear'ee oh"sis/ , Anat.
a fetal blood vessel that connects the left pulmonary artery directly to the descending aorta, normally closing after birth.
[ 1805-15; ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012