dropout

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dropout

1. a student who fails to complete a school or college course
2. Rugby a drop kick taken by the defending team to restart play, as after a touchdown
3. Electronics a momentary loss of signal in a magnetic recording medium as a result of an imperfection in its magnetic coating

dropout

[′dräp‚au̇t]
(computer science)
The accidental disappearance of a valid bit, digit, or character from a storage medium or during reading from or writing to a storage device.
(electricity)
Of a relay, the maximum current, voltage, power, or such, at which it will release from its energized position.
(electronics)
A reduction in output signal level during reproduction of recorded data, sufficient to cause a processing error.
(graphic arts)
A halftone negative, print, or plate on which some of the original image has been removed by masking or opaquing.

dropout

(1) On magnetic media, a bit that has lost its strength due to a surface defect or recording malfunction. If the bit is in an audio or video file, it might be detected by the error correction circuitry and either corrected or not, but if not, it is often not noticed by the human ear or eye.

(2) In data transmission, a momentary loss of signal that is due to system malfunction or excessive noise.
References in periodicals archive ?
High school dropouts between the ages of 16-18 have the opportunity to earn a high school diploma or GED and learn essential life skills through the program which has graduated more than 130,000 at-risk youth since its founding in 1993.
About 75 percent of high school dropouts are in the low-math category.
Figure 2 Montana High School Dropout Rates by Race American White Overall Indian '06 to '07 7.
Most San Diegans do not realize the enormous impact high school dropouts have on our city.
Joining Harrington during a news conference to announce the results was Mayor Antonio Villaraigosa, a high school dropout himself.
Each class of high school dropouts damages the economy," says Bob Wise, president of the Alliance for Excellent Education and former governor of West Virginia.
Annual losses exceed $50,000,000,000 in Federal and state income taxes for all 23,000,000 high school dropouts.
Canada's high school dropout rate has declined significantly since the early 1990s, especially in the Atlantic provinces, according to a report by Statistics Canada.
has one of the highest high school dropout rates in the industrial world, which can't be comforting news in the ferociously competitive environment of an increasingly globalized economy.
It's a mistake to make too much of high school dropout rates.
Diane and Alan Johnson had both expressed concerns about their daughter going out with high school dropout Bruno Santos.

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