1. large tents or temporary structures used for shelter or entertainment
2. ornamental buildings or structures in parks or gardens, often open-sided
3. separate buildings or wings of a larger complex, especially in hospitals or schools

Examples

• The wedding reception was held under white pavilions in the garden.
• Food vendors set up their pavilions along the festival grounds.
• The park’s Victorian pavilions provided shade for picnickers.
• The hospital’s new pavilions house the cardiac and cancer treatment centers.
• Concert pavilions were erected for the outdoor music festival.
• The university built modern pavilions to expand its science facilities.
• Elegant pavilions dotted the botanical garden’s landscape.