from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A fetal blood vessel that connects the left pulmonary artery with the descending aorta and that normally closes at birth.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun a
shuntthat connects the pulmonary arteryto the aortaduring fetaldevelopment
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a blood vessel in a fetus that bypasses pulmonary circulation by connecting the pulmonary artery directly to the ascending aorta; normally closes at birth
from The American Heritage® Dictionary of the English Language, 4th Edition
[Modern Latin : ductus, duct (from Latin, act of leading; see duct) + artēriōsus, arterial (from Latin artēria, artery; see artery + -ōsus, adj. suff.)]
Sorry, no example sentences found.