mesencephalon
noun/ˌmɛzənˈsɛfələn/ · /ˌmɛzənˈsɛfəlɒn/
Etymology From mes- + encephalon.
1
A part of the brain located rostral to the pons and caudal to the thalamus and the basal ganglia, composed of the tectum (dorsal portion) and the tegmentum (ventral portion).
- Synonyms
- midbrain
- Derived terms
- hemimesencephalon, mesencephalic