An act of tracing.
An enquiry sent out for a missing article, such as a letter or an express package.
A mark left as a sign of passage of a person or animal.
A residue of some substance or material.
A very small amount.
A current-carrying conductive pathway on a printed circuit board.
An informal road or prominent path in an arid area.
One of two straps, chains, or ropes of a harness, extending from the collar or breastplate to a whippletree attached to a vehicle or thing to be drawn; a tug.
A connecting bar or rod, pivoted at each end to the end of another piece, for transmitting motion, especially from one plane to another; specifically, such a piece in an organ stop action to transmit motion from the trundle to the lever actuating the stop slider.
(fortification) The ground plan of a work or works.
The intersection of a plane of projection, or an original plane, with a coordinate plane.
The sum of the diagonal elements of a square matrix.
(grammar) An empty category occupying a position in the syntactic structure from which something has been moved, used to explain constructions such as wh-movement and the passive.
To follow the trail of.
To follow the history of.
To draw or sketch lightly or with care.
To copy onto a sheet of paper superimposed over the original, by drawing over its lines.
To copy; to imitate.
To walk; to go; to travel.
To walk over; to pass through; to traverse.
To follow the execution of the program by making it to stop after every instruction, or by making it print a message after every step.