pa ‧ vil ‧ ion /pəˈvɪljən/ BrE AmE noun [countable]
[ Date: 1200-1300 ; Language: Old French ; Origin: paveillon , from Latin papilio 'butterfly' ; because it was thought to look like a butterfly's wings ]
1 . a temporary building or tent which is used for public entertainment or ↑ exhibition s and is often large with a lot of space and light:
the German pavilion at the World Trade Fair
2 . British English a building beside a sports field, especially a ↑ cricket field, used by the players and people watching the game
3 . American English a very large building with big open areas used for sports and other public events:
victory before a home crowd at Maples Pavilion