truncus arteriosus

noun — 2 senses

noun

Etymology Borrowed from Latin truncus arteriosus (literally “arterial trunk”).

Embryology, Medicine, Sciences The single arterial outlet in the embryological heart which later divides into the aorta and the pulmonary trunk.

Medicine, Pathology, Sciences Abbreviation, Ellipsis Ellipsis of persistent truncus arteriosus.

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.