Definition of pons in English:


(also pons Varolii)

Pronunciation /pänz/ /pɑnz/


  • The part of the brainstem that links the medulla oblongata and the thalamus.

    ‘This is a section (looking down) through the frontal and temporal lobes, the pons, and the cerebellum.’
    • ‘The latter includes the diencephalon; mesencephalon, or midbrain; pons; and medulla oblongata.’
    • ‘From above down these are the midbrain; a bridge-like structure, the pons; and the medulla oblongata, which merges below with the spinal cord.’
    • ‘The parasympathetic nervous system innervates the parotid, submandibular, and sublingual glands with fibers that originate in the pons and medulla, and synapse in the otic and submandibular ganglia.’
    • ‘Many arterial branches arise from the vertebral and basilar artery to supply the medulla oblongata and the pons.’


Late 17th century from Latin, literally ‘bridge’, (in full) ‘bridge of Varolius’, named after C. Varoli (1543–75), Italian anatomist.