CIRCLE OF WILLIS as NOUN

1. Meaning
   • a ring of arteries at the base of the brain
   Hypernyms(s) circle of Willis is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
   • artery (what does artery mean?)
   • arteria (what does arteria mean?)
   • arterial blood vessel (what does arterial blood vessel mean?)