ductus arteriosis

ductus arteriosis

[duhk-tuhs ahr-teer-ee-oh-sis]
noun Anatomy.
a fetal blood vessel that connects the left pulmonary artery directly to the descending aorta, normally closing after birth.

1805–15; < Neo-Latin: literally, arterial channel

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To ductus arteriosis
Explore Dictionary.com
Previous Definition: ductus arterioses
Next Definition: ductus arteriosus
Words Near: ductus arteriosis
More from Thesaurus.com
Synonyms and Antonyms for ductus arteriosis
More from Reference.com
Search for articles containing ductus arteriosis
Dictionary.com Word FAQs

Dictionary.com presents 366 FAQs, incorporating some of the frequently asked questions from the past with newer queries.

Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature