| Name: | third ventricle |
|---|---|
| Synonyms: | 3rd ventricle, diencephalic ventricle, diencephalic vesicle, ventriculus diencephali |
| Definition: | Fluid-filled brain cavity. |
| Ontology: | Anatomy Ontology [ZFA:0000161] |
| Name: | absent |
|---|---|
| Synonyms: | absence, absent from organism |
| Definition: | A quality denoting the lack of an entity. |
| Ontology: | Phenotypic Quality Ontology [PATO:0000462] |