ligamentum arteriosum

noun

ligamentum ar·​te·​rio·​sum -är-ˌtir-ē-ˈō-səm How to pronounce ligamentum arteriosum (audio)
: a cord of tissue that connects the pulmonary trunk and the aorta and that is the vestige of the ductus arteriosus

Browse Nearby Entries

Cite this Entry

“Ligamentum arteriosum.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/ligamentum%20arteriosum. Accessed 27 Feb. 2025.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!