pulmonary arch

noun

Medical Definition of pulmonary arch

: either the right or the left sixth aortic arch that in the human fetus persists on the right side as the right pulmonary artery and on the left side as the ductus arteriosus and part of the pulmonary trunk

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Dictionary Entries Near pulmonary arch

pulmonary alveolar proteinosis

pulmonary arch

pulmonary artery

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Cite this Entry

“Pulmonary arch.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/pulmonary%20arch. Accessed 27 Jan. 2022.

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