noun. a fast-growing malignant brain tumor composed of spongioblasts; nearly always fatal.
- brain tumor
- brain tumour
Example sentences of the word glioblastoma
1. Noun, singular or mass
A compound found in garlic and known as dilly trisulfide, or DATS may play an important role in reducing tumor growth in patients with glioblastoma, the most deadly form of brain tumor.