Meningeal Infection - An infection of the protective membranes that cover the brain and spinal cord, known collectively as the meninges.⏎
Morbidity - The relative occurrence of a disease or a condition that causes illness.⏎
Habitat - The specific geographical area or physical environment that is inhabited by an organism or a population of organisms.⏎
Germ Theory - A theory in medicine stating that microorganisms are the causative agents of infectious, contagious diseases.⏎