TRACKING
trailing, tracking
(noun) the pursuit (of a person or animal) by following tracks or marks they left behind
Source: WordNet® 3.1
Noun
tracking (countable and uncountable, plural trackings)
The act or process by which something is tracked.
(typography) A consistent adjustment of space between individual letters; letterspacing.
(education) The division of pupils into separately taught groups by perceived ability level.
Synonym: streaming
Verb
tracking
present participle of track
Source: Wiktionary
TRACK
Track, n. Etym: [OF.trac track of horses, mules, trace of animals; of
Teutonic origin; cf.D.trek a drawing, trekken to draw, travel, march,
MHG. trechen, pret. trach. Cf. Trick.]
1. A mark left by something that has passed along; as, the track, or
wake, of a ship; the track of a meteor; the track of a sled or a
wheel.
The bright track of his fiery car. Shak.
2. A mark or impression left by the foot, either of man or beast;
trace; vestige; footprint.
Far from track of men. Milton.
3. (Zoöl.)
Definition: The entire lower surface of the foot;-said of birds, ect.
4. A road; a beaten path.
Behold Torquatus the same track pursue. Dryden.
5. Course; way; as, the track of a comet.
6. A path or course laid out for a race, for exercise, ect.
7. (Raolroad)
Definition: The permanent way; the rails.
8. Etym: [Perhaps a mistake for tract.]
Definition: A tract or area, as of land. [Obs.] "Small tracks of ground."
Fuller. Track scale, a railway scale. See under Railway.
Track, v. t. [imp. & p. p. tracked; p. pr. & vb. n. tracking.]
Definition: To follow the tracks or traces of; to pursue by following the
marks of the feet; to trace; to trail; as, to track a deer in the
snow.
It was often found impossible to track the robbers to their retreats
among the hills and morasses. Macaulay.
2. (Naut.)
Definition: To draw along continuously, as a vessel, by a line, men or
animals on shore being the motive power; to tow.
Source: Webster’s Unabridged Dictionary 1913 Edition