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a. A mark or succession of marks left by something that has passed.
b. A path, route, or course indicated by such marks: an old wagon track through the mountains.
2. A path along which something moves; a course: following the track of an airplane on radar.
a. A course of action; a method of proceeding: on the right track for solving the puzzle.
b. An intended or proper course: putting a stalled project back on track.
4. A succession of ideas; a train of thought.
5. Awareness of something occurring or passing: keeping track of the score; lost all track of time.
6. Sports
a. A course laid out for running or racing.
b. Athletic competition on such a course; track events.
c. Track and field.
7. A rail or set of parallel rails upon which railroad cars or other vehicles run.
8. tracks The boundary, formerly often delineated by train tracks, that separates two neighborhoods of different social class: grew up on the wrong side of the tracks.
9. Either of the continuous metal belts with which vehicles such as bulldozers and tanks move over the ground.
10. A metal groove or ridge that holds, guides, and reduces friction for a moving device or apparatus.
11. Any of several courses of study to which students are assigned according to ability, achievement, or needs: academic, vocational, and general tracks.
a. A distinct path, as along a length of film or magnetic tape, on which sound, images, or other information is recorded.
b. A distinct selection from an audio or video recording, usually containing an individual work or part of a larger work: the title track of an album.
c. One of two or more separate recordings that are combined so as to be replayed simultaneously, as in stereophonic sound reproduction: mixed the vocal track and instrumental track.
13. Computers
a. One of the concentric magnetic rings that form the separate data storage areas on a floppy disk or a hard disk.
b. A set of digital data encoded consecutively on an optical disc.
14. tracks Slang Needle marks on the skin from multiple intravenous injections, considered an indication of habitual drug use.
v. tracked, track·ing, tracks
1. To follow the tracks of; trail: tracking game through the forest.
a. To leave marks made of (dirt or mud, for example) on a surface: The dog tracked mud on the rug.
b. To leave marks on (a floor, for example) when moving or traversing: You're tracking up my nice clean floor!
a. To observe or monitor the course of (an aircraft, for example), as by radar.
b. To observe the progress of; follow: tracking the company's performance daily.
c. To determine or discover the location or origin of: tracked the money to an offshore account.
4. To equip with a track.
5. To assign (a student) to a curricular track.
1. To follow a course; travel: The storm is tracking up the coast.
a. To keep a constant distance apart. Used of a pair of wheels.
b. To be in alignment: The gears are not tracking properly.
a. To follow the undulations in the groove of a phonograph record. Used of a needle.
b. To move across magnetic heads. Used of magnetic tape.
4. To move in relation to a subject being filmed. Used of a camera or camera crew.
Phrasal Verb:
track down
To pursue until found or captured: tracked him down at the pub.
in (one's) tracks
Exactly where one is standing: stopped him right in his tracks.

[Middle English trak, from Old French trac, perhaps of Germanic origin.]

track′a·ble adj.
track′er n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


pl n
1. (sometimes singular) marks, such as footprints, tyre impressions, etc, left by someone or something that has passed
2. in one's tracks on the very spot where one is standing (esp in the phrase stop in one's tracks)
3. make tracks to leave or depart
4. make tracks for to go or head towards
5. the wrong side of the tracks the unfashionable or poor district or stratum of a community
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


npl (fam, from IV drug use) marcas de pinchazos
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
References in classic literature ?
A HUNTER, not very bold, was searching for the tracks of a Lion.
Beyond the shadow of the ship, I watched the water-snakes: They moved in tracks of shining white, And when they reared, the elfish light Fell off in hoary flakes.
It is vain to look elsewhere for tracks in this dry weather, but at THAT point there is certainly a chance of some record being left.
Taking a wide circuit round the ultimate tracks, so as to leave them undisturbed for further examination, the man proceeded to the spring, the girl following, weak and terrified.
"The method which traces the criminal by means of the tracks of his footsteps is altogether primitive.
The ground was all stamped down by the feet of horses, showing that a large party of mounted men had overtaken the fugitives, and the direction of their tracks proved that they had afterwards turned back to Salt Lake City.
As soon as I reached comparatively level ground I urged my mount into a canter and continued this, where the going permitted, until, close upon dusk, I discovered the point where other tracks joined those of Powell.
As Adam was engaged on his own researches regarding Lady Arabella, it was only natural that there should be some crossing of each other's tracks. This is what did actually happen.
The combatants advanced along the trodden tracks, nearer and nearer to one another, beginning to see one another through the mist.
There was an inch of new snow on the ground, and I seen somebody's tracks. They had come up from the quarry and stood around the stile a while, and then went on around the garden fence.
Stopping in my tracks I moved my sword so that it made the dead head appear to turn inquiring eyes upon the gorilla-man.
But its being the same wormwood was not all, for beside is* there was a horse's track partly snowed over.