brownout

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brownout

Informatics
A slowdown or lapse in the processing of information on an intranet or the Web, which is linked to software errors, excessive traffic on transmission lines and overload or frank failure of Web servers.
 
Medspeak
See Physician brownout.

Public health
The intentional drop in voltage supplied by a power company to a regional electrical grid imposed to prevent a blackout, which may result in flickering of lights and other electrical devices. Most hospitals have backup power supplies that automatically start up when power is lost.
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No power cuts are expected on Tuesday, with electricity demand at manageable levels, ever since a munitions blast on July 11 destroyed the island's main power station and plunged the island into darkness with regular blackouts and brown outs.
If we do not start looking closely at our data centers now, 70% of the world's data centers will have tangible system disruptions by 2011 and the systems will experience world-wide brown outs over the course of the next five years.
This can be an issue when power hungry buildings such as data centres want to draw from a grid that is already under strain, leading to black and brown outs.