♻️ap environmental science review

Meningitis

Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examWritten by the Fiveable Content Team • Last updated September 2025

Definition

Meningitis is an inflammation of the protective membranes covering the brain and spinal cord. It can be caused by bacteria, viruses, or other pathogens.