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scan |
5 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Scan \Scan\ (sk[a^]n), v. t. [imp. & p. p. {Scanned} (sk[a^]nd); p. pr & vb n. {Scanning}.] [L. scandere scansum to climb, to scan, akin to Skr. skand to spring, leap: cf F. scander. Cf {Ascend}, {Descend}, {Scale} a ladder.] 1. To mount by steps; to go through with step by step. [Obs.] Nor stayed till she the highest stage had scand. --Spenser. From WordNet r 1.6 [wn]: scan n : the act of scanning; systematic examination of a prescribed region; "he made a thorough scan of the beach with his binoculars" v 1: examine minutely or intensely 2: examine hastily [syn: {skim}, {rake}, {glance over}, {run down}] 3: glance over or read superficially 4: make a wide, sweeping search of "The beams scanned the night sky" 5: conform to a metrical pattern; of poetic verse 6: move a light beam over in electronics, to reproduce an image 7: read metrically; "scan verses" 8: obtain data from magnetic tapes; "This dictionary can be read by the computer" [syn: {read}] From The Free On-line Dictionary of Computing (13 Mar 01) [foldoc]: SCAN 1. ["A Parallel Implementation of the SCAN Language", N.G. Bourbakis Comp Langs 14(4):239-254 (1989)]. 2. A {real-time} language from {DEC}. [Are these the same language?] (1994-11-01) From The Free On-line Dictionary of Computing (13 Mar 01) [foldoc]: scan 1. (computer peripheral) See {scanner}. 2. (circuit design) See {scan design}. 3. ({functional programming}) See {scanl}, {scanr}. 4.An algorithm for scheduling multiple accesses to a disk. A number of requests are ordered according to the data's position on the storage device. This reduces the disk arm movement to one scan" or sweep across the whole disk in the worst case. The serivce time can be estimated from the disk's track-to-track {seek} time, maximum seek time (one scan), and maximum {rotational latency}. {Scan-EDF} is a variation on this (1995-11-15) From V.E.R.A. -- Virtual Entity of Relevant Acronyms 13 March 2001 [vera]: SCAN Switched-Circuit Automatic Network
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