truncus arteriosus
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English[edit]
Etymology[edit]
Borrowed from Latin truncus arteriosus (literally “arterial trunk”).
Noun[edit]
truncus arteriosus (plural trunci arteriosi)
- (embryology) The single arterial outlet in the embryological heart which later divides into the aorta and the pulmonary trunk.
- (pathology) Ellipsis of persistent truncus arteriosus.