1. Plural of glioblastoma; highly aggressive malignant brain tumors that arise from glial cells, characterized by rapid growth and poor prognosis.
Usage: medical/oncology term; also called glioblastoma multiforme (GBM); plural form

Examples

• Glioblastomas are among the most common and deadliest primary brain cancers in adults.
• The patient was diagnosed with multiple glioblastomas affecting different regions of the brain.
• Treatment options for glioblastomas typically include surgery, radiation, and chemotherapy.
• Researchers are developing new immunotherapy approaches to combat glioblastomas.
• The prognosis for patients with glioblastomas remains challenging despite advances in medical treatment.