| Name: | ectoderm | 
|---|---|
| Synonyms: | |
| Definition: | The outer layer of the embryo derived from the epiblast. The definitive ectoderm will give rise to such tissues as epidermis, the central nervous system, neural crest, and sensory placode. | 
| Ontology: | Anatomy Ontology [ZFA:0000016] | 
| Name: | anatomical region | 
|---|---|
| Synonyms: | |
| Definition: | A 3D region in space without well-defined compartmental boundaries; for example, the dorsal region of an ectoderm. | 
| Ontology: | Spatial Ontology [BSPO:0000070] |