1. plural of poliomyelitis; instances or cases of an acute viral disease that affects the nervous system and can cause paralysis
Usage: medical term; plural form

Examples

• The poliomyelitises that occurred in the 1950s prompted widespread vaccination campaigns.
• Public health officials tracked multiple poliomyelitises across the region during the outbreak.
• Vaccination programs have dramatically reduced the number of poliomyelitises worldwide.
• Historical records document thousands of poliomyelitises in the pre-vaccine era.
• The study examined poliomyelitises in unvaccinated populations.