noun
pavilion
puh-VIL-yun/pəˈvɪliən/
A building or tent used for shelter or public activities.
The open-sided pavilion shelters picnic tables beneath its broad roof.

Etymology
Latin papilio meant “butterfly” and came to name a tent because its shape resembled wings. The tent sense later extended to an open building used for shelter or entertainment.
In context
the prayer hall is essentially a pavilion as I was mentioning that all you need is a roof over your head
More examples
- The lakeside pavilion hosts free concerts every Friday.
- Visitors browse local crafts in the fair's temporary pavilion.
- Two covered pavilions give hikers a place to escape the rain.
Forms
pavilion · pavilions
Similar words
- tent
- A portable fabric shelter; a pavilion can be permanent.
- gazebo
- Usually a small, open-sided garden structure rather than an event building.