concentric track

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• track — [[t]træk[/t]] n. 1) rai a pair of parallel lines of rails with their crossties, on which a railroad train, trolley, or the like runs 2) a wheel rut 3) evidence, as a mark or a series of marks, that something has passed 4) Usu., tracks. footprints …   From formal English to slang

• track — I. noun Etymology: Middle English trak, from Middle French trac Date: 15th century 1. a. detectable evidence (as the wake of a ship, a line of footprints, or a wheel rut) that something has passed b. a path made by or as if by repeated footfalls… …   New Collegiate Dictionary

• Track (disk drive) — A disk drive track is a circular path on the surface of a disk or diskette on which information is magnetically recorded and from which recorded information is read. A track is a physical division of data in a disk drive, as used in the Cylinder… …   Wikipedia

• Unusual types of gramophone records — The overwhelming majority of records manufactured have been of certain sizes (7, 10, or 12 inches), playback speeds (33⅓, 45, or 78 RPM), and appearance (round black discs). However, since the commercial adoption of the gramophone record, a… …   Wikipedia

• Floppy disk — Floppy redirects here. For other uses, see Floppy (disambiguation). 8 inch, 5 1⁄4 inch, and 3 1⁄2 inch floppy disks …   Wikipedia

• photoreception — photoreceptive, adj. /foh toh ri sep sheuhn/, n. the physiological perception of light. [1905 10; PHOTO + RECEPTION] * * * Biological responses to stimulation by light, most often referring to the mechanism of vision. In one celled organisms such …   Universalium

• University of Central Florida — UCF redirects here. For other uses, see UCF (disambiguation). Coordinates: 28°36′06″N 81°12′02″W / 28.6016°N 81.2005°W / …   Wikipedia

• Disk sector — Figure 1. Disk structures: (A) Track (B) Geometrical sector (C) Track sector (D) Cluster In computer disk storage, a sector is a subdivision of a track on a magnetic disk or optical disc. Each sector stores a fixed amount of user data.… …   Wikipedia

• Erode — This article is about the City in Tamil Nadu, India. For its namesake district, see Erode district. For natural process, see erosion. Erode ஈரோடு Turmeric City, Textile City, Loom City   city   …   Wikipedia

• computer — computerlike, adj. /keuhm pyooh teuhr/, n. 1. Also called processor. an electronic device designed to accept data, perform prescribed mathematical and logical operations at high speed, and display the results of these operations. Cf. analog… …   Universalium

• Burning Man — is an annual event held in the Black Rock Desert, in Northern Nevada. The event starts on the Monday before, and ends on the day of, the American Labor Day holiday. It takes its name from the ritual burning of a large wooden effigy on Saturday… …   Wikipedia