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Dictionary

Words, grammatical forms and meanings linked to the ontology.

brownout en · NOUN

Etymology

A deverbal from brown out, by analogy with blackout.

Meanings

  1. A period of low alternating current line voltage, causing a reduction in illumination.
    • The ancient elevator begins its descent. ... Its motor whines, its cables grind, but between the tenth and ninth stories a gatta-gatta-gatta detonates then dies with a phzzz-zzz-zz-z. ... Luisa manages a smile, just. “We might be here some time. Last month’s brownout lasted seven hours.” Well, at least I’m not confined with a psychopath, a claustrophobe, or Richard Ganga. 2004, David Mitchell, “Half-Lives: The First Luisa Rey Mystery”, in Cloud Atlas, →ISBN, pages 91-92:
    • When demand for electricity exceeds the available supply, a brownout occurs.
  2. 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.
  3. 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.
  4. A power outage during the day; distinguished from a blackout, which occurs at night.
  5. (figuratively, uncommon) A moment or period where something is weakened, diminished or less effective.
  6. (Australia, Hong-Kong, Philippines) A blackout, regardless of time of day.
    • 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. 1991, Philippine Smile:

Forms

SpellingFeaturesLabelsSource
brown out alternative lexicographic
brownouts Number=Plur lexicographic
brown-out alternative lexicographic

Coordinates

blackout (all senses)

Deriveds

rolling brownout

Relateds

whiteout

Synonyms

greyout · dimout · grayout

Translations (7)

mi hiko tāngangao (a period of low alternating current line voltage) · ru прова́л напряже́ния (a period of low alternating current line voltage) · it calo di tensione (a period of low alternating current line voltage) · es baja de voltaje (a period of low alternating current line voltage) · ru просадка (a period of low alternating current line voltage) · el πτώση τάσης (a period of low alternating current line voltage) · ru потемне́ние в глаза́х (temporary dimming of vision, usually with a brown hue and accompanied by loss of peripheral vision or tunnel vision)