(arterial) Type: Term Definitions: 1. origin, arch of aorta; branches, right subclavian and right common carotid; occasionally it gives off the thyroidea ima. Synonyms: truncus brachiocephalicus Found on http://www.medilexicon.com/medicaldictionary.php?t=94252
Latin brachium = arm, and Greek kephale = head, hence a blood vessel related to the upper limb and head. Found on https://www.encyclo.co.uk/local/21450