| Name: | diencephalon |
|---|---|
| Synonyms: | |
| Definition: | The more posterior and ventral of two forebrain neuromeres, the other being the telencephalon; major derivatives are the eye cups, the brain pretectal region, the thalamus, hypothalamus, and epithalamus (including the habenula and epiphysis). |
| Ontology: | Anatomy Ontology [ZFA:0000101] |
| Name: | dorsal side |
|---|---|
| Synonyms: | dorsal |
| Definition: | An anatomical region that is the entire part of an anatomical structure dorsal to a horizontal plane and bounded on one side by the same transverse plane. |
| Ontology: | Spatial Ontology [BSPO:0000063] |
| Name: | decreased size |
|---|---|
| Synonyms: | hypoplasia, small, tiny, underdeveloped |
| Definition: | A size quality which is relatively low. |
| Ontology: | Phenotypic Quality Ontology [PATO:0000587] |