脳のう底てい動どう脈みゃくMeanings1nounbasilar arteryMedical term for the artery at the base of the brain.脳のう底てい動どう脈みゃくは脳のう幹かんに血けつ液えきを供きょう給きゅうする重じゅう要ような血けっ管かんです。The basilar artery is an important blood vessel that supplies blood to the brainstem.