brownout

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brownout

[′brau̇n‚au̇t]
(electricity)
A restriction of electrical power usage during a power shortage, especially for advertising and display purposes.
An extinguishing of some of the lights in a city as a defensive measure against enemy bombardment.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

brownout

1. To complete the application of a base-coat plaster.
2. The setting of base-coat plaster, which darkens, or browns, as it sets.
3. The dimming of lights as a consequence of a reduction of voltage furnished to a section of a city (or an entire city) by the electrical utility.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.

brownout

A lowering of AC power voltage for some period of time. Brownouts can be very harmful to electronic equipment if sustained for long periods. Brownouts can cause flickering or a dimming on screen, and the computer may experience intermittent problems as a result. See blackout.
Copyright © 1981-2019 by The Computer Language Company Inc. All Rights reserved. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction is strictly prohibited without permission from the publisher.
References in periodicals archive ?
Also, many areas within the United States are subject to power utility problems--sags, rolling brown-outs, even power outages--due to seasonal conditions like a high rate of air-conditioning use during heat waves.
Electricity rationing has been introduced with controlled brown-outs that have made people even more frustrated with fridges and air conditioners often switched off at the hottest period of the year when outside temperatures peak at above 40 degrees centigrade.
Brown-outs require the movement of personnel among companies, which fire officials contend affects the continuity of the department's operations.
The 24 VDC power with backup prevents failure of critical operations due to power dips and brown-outs, while the surge arrestor protects against lightning and surges.
"They need to ensure that investment in energy can succeed or Britain will face brown-outs."
This past summer, major black-outs and brown-outs plagued Queens and other boroughs throughout the City.
"It is hoped that with the adoption of these contingency measures, and with full public support, the possibility of rotating two-hour brown-outs in Luzon, which has been projected as the worst-case scenario, may be minimized," he added.
This summer, major blackouts and brown-outs plagued Queens and other boroughs throughout the City.
The power supply's robust enclosed construction is said to survive dips and brown-outs, surges, spikes and lightening strikes.