Brownout

noun

Definitions

Noun
  1. 1
    A period of low alternating current line voltage, causing a reduction in illumination.

    "When demand for electricity exceeds the available supply, a brownout occurs."

  2. 2
    darkness resulting from the extinction of lights (as in a city invisible to enemy aircraft) wordnet
  3. 3
    A temporary dimming of vision, usually with a brown hue and accompanied by loss of peripheral vision or tunnel vision.

    "On rising suddenly from her chair she experienced a brownout and had to sit down again quickly."

  4. 4
    A temporary closing of a fire station, usually due to budget restrictions.

    "Fire departments across the country have been forced to rely on rolling brownouts because of the recession."

  5. 5
    A power outage during the day; distinguished from a blackout, which occurs at night.
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  1. 6
    A moment or period where something is weakened, diminished or less effective. figuratively, uncommon
  2. 7
    A blackout, regardless of time of day. Australia, Hong-Kong, Philippines

    "Remember that you can't send or receive a fax if there is a brownout. ... Due to blackouts (the Philippine term is brownout), especially during the dry season, be prepared with a flashlight and don't forget to save your data in your PC."

Etymology

A deverbal from brown out, by analogy with blackout.

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