noun
an unpaired artery; supplies the pons and cerebellum and the back part of the cerebrum and the inner ear
• Syn: ↑arteria basilaris
• Hypernyms: ↑artery, ↑arteria, ↑arterial blood vessel
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noun : an unpaired artery formed by the uniting of the two vertebrals, running forward within the skull just under the pons, dividing into the two posterior cerebrals, and supplying the pons, cerebellum, posterior part of the cerebrum, and the internal ear
Useful english dictionary. 2012.