Find the word definition

WordNet
common carotid artery

n. runs upward in the neck and divides into the external and internal carotid arteries [syn: common carotid]

Wikipedia
Common carotid artery

In anatomy, the left and right common carotid arteries are arteries that supply the head and neck with oxygenated blood; they divide in the neck to form the external and internal carotid arteries.