medulloblastoma

https://doi.org/10.1351/goldbook.11860
Highly malignant, invasive brain tumor of embryonal origin, arising in the posterior fossa, usually from the cerebellum.
Note: It is the most common malignant brain tumor in children.
Source:
PAC, 2015, 87, 841. (IUPAC Glossary of terms used in neurotoxicology (IUPAC Recommendations 2015)) on page 879 [Terms] [Paper]