one of two straps, chains, or ropes of a harness, extending from the collar or breastplate to a whiffletree attached to a vehicle or thing to be drawn; a tug.-a mark left by anything passing; a track; a path; a course; a footprint; a vestige; as, the trace of a carriage or sled; the trace of a deer; a sinuous trace.-a very small quantity of an element or compound in a given substance, especially when so small that the amount is not quantitatively determined in an analysis; -- hence, in stating an analysis, often contracted to tr.-a mark, impression, or visible appearance of anything left when the thing itself no longer exists; remains; token; vestige.-the intersection of a plane of projection, or an original plane, with a coordinate plane.-the ground plan of a work or works.-to mark out; to draw or delineate with marks; especially, to copy, as a drawing or engraving, by following the lines and marking them on a sheet superimposed, through which they appear; as, to trace a figure or an outline; a traced drawing.-to follow by some mark that has been left by a person or thing which has preceded; to follow by footsteps, tracks, or tokens.-hence, to follow the trace or track of.-to copy; to imitate.-to walk over; to pass through; to traverse.-to walk; to go; to travel.