1. in the manner of or relating to an epidemic; affecting or spreading through a large population rapidly
Usage: commonly used in medical, public health, and figurative contexts

Examples

• The disease spread epidemically throughout the region during winter.
• Social media misinformation propagated epidemically across the platform.
• The flu virus moved epidemically through the school, affecting hundreds of students.
• Anxiety about the economic crisis spread epidemically among investors.
• The infection increased epidemically in the hospital ward within two weeks.