Medical Dictionary
communicating artery
noun
Medical Definition of COMMUNICATING ARTERY
: any of three arteries in the brain that form parts of the circle of Willis: a : one connecting the anterior cerebral arteries—called also anterior communicating artery b : either of two arteries that occur one on each side of the circle of Willis and connect an internal carotid artery with a posterior cerebral artery—called also posterior communicating artery
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