1. places or situations where a particular activity or condition flourishes or develops rapidly
Usage: plural of hotbed
2. heated beds of earth covered with glass, used for growing plants
Usage: gardening; plural of hotbed

Examples

• Universities are often hotbeds of political activism.
• The refugee camps became hotbeds of disease and unrest.
• These neighborhoods are hotbeds of criminal activity.
• The gardener prepared several hotbeds for starting seedlings early.
• Social media platforms can become hotbeds of misinformation.
• The region’s hotbeds produced healthy vegetables throughout winter.
• Urban areas are hotbeds of innovation and entrepreneurship.