a fracture line or zone that reaches the surface where there has been parallel displacement along the fracture due to tectonic activity.
The trace of a fault on the surface, frequently exposed by erosion. Often simply called a fault.
A commonly-used term that is synonymous with the Surface Trace of a fault. It should never be used to describe the fault itself; faults are planar, not linear, features.
a line formed by the interssection of a fault plane with the surface of the earth; the trace of a fault. [AHDOS