Process
Projection
Tubercle
Small, rounded elevation
Tuberosity
Large, often rough elevation
Fossa (pl. fossae)
Large cavity or depression
Foramen (pl. foramina)
Hole or circular opening
Condyle
Rounded, convex articular area
Facet
Smooth, flat articular surface
Line
Long, narrow ridge, serving as attachment point for a broad, sheet like muscle
Notch
Indentation at edge of a flat bone which forms a semicircular opening