1 Central, flanking, or intermediate projecting subdivision of a monumental building or façade, accented architecturally by more elaborate decoration (e.g. Orders, pediments, or palace-fronts), or by greater height and distinction of skyline, as in the Louvre, Paris.
2 Feature at the angle of a building, or terminating feature of a wing of a larger structure, as in a symmetrical Palladian composition.
3 One of several distinct buildings or blocks, linked by e.g. corridors, as in a hospital or gaol, for reasons of hygiene or security.
4 Detached ornamental building, such as a gazebo or a summer-house, often, but not always, dependent on a larger or principal building.
5 Building with a verandah in a sports-ground, e.g. cricket-pavilion.
6 Temporary building.
7 Covering or canopy, so a tent-like structure, such as a canopied litter or the velarium over an amphitheatre.
8 Small detached building in a park, often associated with relaxation and pleasure, containing a salon for refreshments, and two chambers: one for storage of provisions, and the other a lavatory.
9 More elaborate version of (8), with several rooms, often treated with elaborate architectural frivolities, e.g. Brighton Pavilion, Sussex.