Noun

1. an ornate tent
2. a light roofed structure used as a shelter in a public place
3. a structure, sometimes temporary, erected to house exhibits at a fair, etc
4. the building where the players change clothes, wait to bat, and eat their meals
5. the lower surface of a brilliant-cut gemstone
6. the cartiliginous part of the outer ear

Verb

1. to furnish with a pavilion
2. to put inside a pavilion
3. to enclose or surround (after Robert Grant's hymn line "pavilioned in splendour")