| ANT | acoustic noise test; adenine nucleotide translocator; aminonitrothiazole; anterior |
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| APN | acute pyelonephritis; advanced practice nurse; average peak noise |
| BBN | broad band noise |
| C/N | carbon/nitrogen [ratio]; carrier/ noise [ratio] |
| CNR | cannabinoid receptor; Center for Nursing Research; contrast-to-noise ratio; Council of Nurse Researc... |
| CNR | Contrast-to-Noise Ratio |
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| C/N | Contrast-to-noise |
| C/N | Contrast-to-noise ratio |
| HNR | Harmonics-to-Noise Ratio |
| IRN | Iterated rippled noise |
| factory | Origin: Cf. F. Factorerie. 1. A house or place where factors, or commercial agents, reside, to transact business for their employers. "The Company's factory at Madras." 2. The body of factors in any place; as, a chaplain to a British factory. 3. A building, or collection of buildings, appropriated to the manufacture of goods; the place where workmen are employed in fabricating goods, wares, or utensils; a manufactory; as, a cotton factory. <medicine> Factory leg, a variety of bandy leg, associated with partial dislocation of the tibia, produced in young children by working in factories. Source: Websters Dictionary (01 Mar 1998) |
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| hearing loss, noise-induced | Hearing loss from exposure to noise. The loss is often in the frequency range 4000-6000 hertz. (12 Dec 1998) |
| signal-to-noise ratio | <microscopy> Also sometimes used as an abbreviation for serial number, can be somewhat confusing in the case of electronic equipment. (05 Aug 1998) |
| structured noise | In radiology, the signals from anatomic structures which interfere with the detection of significant pathology. (05 Mar 2000) |
| noise | 1. Sound of any kind. "The heavens turn about in a most rapid motion without noise to us perceived." (Bacon) Noise is either a sound of too short a duration to be determined, like the report of a cannon; or else it is a confused mixture of many discordant sounds, like the rolling of thunder or the noise of the waves. Nevertheless, the difference between sound and noise is by no means precise. 2. Especially, loud, confused, or senseless sound; clamor; din. 3. Loud or continuous talk; general talk or discussion; rumor; report. "The noise goes." "What noise have we had about transplantation of diseases and transfusion of blood!" (T. Baker) "Soerates lived in Athens during the great plague which has made so much noise in all ages." (Spectator) 4. Music, in general; a concert; also, a company of musicians; a band. "The king has his noise of gypsies." (B. Jonson) Synonym: Cry, outcry, clamor, din, clatter, uproar. Origin: F. Noise noisy strife, quarrel, brawl, fr. L. Nausea seasickness, sickness, disgust. See Nausea. Source: Websters Dictionary (01 Mar 1998) |
| noise-induced deafness | A type of sensorineural deafness caused by prolonged exposure to loud sounds, e.g., jet engines. (05 Mar 2000) |
| noise, occupational | Noise present in occupational, industrial, and factory situations. (12 Dec 1998) |
| noise, transportation | Noise associated with transportation, particularly aircraft and automobiles. (12 Dec 1998) |
| optical noise | <microscopy> Image defects that become especially conspicuous when the image is enhanced. In video microscopy, includes hot spots, mottle, uneven illumination, etc. (05 Aug 1998) |
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