A malignant meningioma with aggressive clinical course. It recurs in approximately 50-78% of the cases. This category includes the anaplastic (malignant) meningioma, papillary meningioma, and rhabdoid meningioma. The disease is Monarch Disease Ontology term MONDO_0020634 (grade III meningioma). Also known as: WHO grade III meningioma, grade 3 meningioma, meningioma, malignant.