Other English forms include the shortening Retha, and the spelling variant Areta. Variant forms of Aretha used in other languages include the Latinized Arethusa and the French Arette. Aretha is rare as a baby name for girls.
Circle of Willis Arteries. 1  anterior cerebral artery. 2  internal carotid artery. 3  posterior communicating artery. 4  posterior cerebral artery. 5  basilar artery. 6  middle cerebral artery. 7  anterior communicating artery (minute connection between the left and right anterior cerebral arteries).
Also found in: Dictionary, Thesaurus, Legal, Encyclopedia, Wikipedia. Related to cerebral arteries: circle of Willis. arteries related to and supplying the cerebral cortex. See: anterior cerebral artery, middle cerebral artery, posterior cerebral artery.