| Name: | midbrain | 
|---|---|
| Synonyms: | mesencephalon | 
| Definition: | The brain region between the forebrain anteriorly and the hindbrain posteriorly, including the tectum dorsally and the midbrain tegmentum ventrally. | 
| Ontology: | Anatomy Ontology [ZFA:0000128] | 
| Name: | cell | 
|---|---|
| Synonyms: | cells | 
| Definition: | Anatomical structure that has as its parts a maximally connected cell compartment surrounded by a plasma membrane. | 
| Ontology: | Anatomy Ontology [ZFA:0009000] |