| aortic arch n. One of a series of paired arteries in a vertebrate embryo that connects the ventral arterial system to the dorsal arterial system. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  aortic arch - the part of the aorta that arches and turns downwardaorta - the large trunk artery that carries blood from the left ventricle of the heart to branch arteries |
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