| Term Name: | arachnoid mater |
|---|---|
| Synonyms: | arachnoid, arachnoid mater of neuraxis, arachnoid membrane, arachnoidea mater |
| Definition: | A think avascular meningeal layer, between the pia mater and the dural mater. It is separated from the pia mater by the subarachnoid space. |
| Ontology: | Uberon Ontology [UBERON:0002362] |