51Թ

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fog

1

[ fog, fawg ]

noun

  1. a cloudlike mass or layer of minute water droplets or ice crystals near the surface of the earth, appreciably reducing visibility. Compare ice fog def, mist ( def 1 ), smog ( def 1 ).
  2. any darkened state of the atmosphere, or the diffused substance that causes it.
  3. a state of mental confusion or unawareness; daze; stupor:

    The survivors were in a fog for days after the catastrophe.

    Synonyms: , , , , , ,

    Antonyms:

  4. Photography. a hazy effect on a developed negative or positive, caused by light other than that forming the image, by improper handling during development, or by the use of excessively old film.
  5. Physical Chemistry. a mixture consisting of liquid particles dispersed in a gaseous medium.


verb (used with object)

fogged, fogging.
  1. to cover or envelop with or as if with fog:

    The steam in the room fogged his glasses.

  2. to confuse or obscure:

    The debate did little else but fog the issue.

    Synonyms: , , , , ,

    Antonyms:

  3. to bewilder or perplex:

    to fog the mind.

    Synonyms: , , ,

  4. Photography. to produce fog on (a negative or positive).

verb (used without object)

fogged, fogging.
  1. to become enveloped or obscured with or as if with fog.

    Antonyms:

  2. Photography. (of a negative or positive) to become affected by fog.

fog

2

[ fog, fawg ]

noun

U.S. and British Dialect.
  1. a second growth of grass, as after mowing.
  2. long grass left standing in fields during the winter.

fog

1

/ ɒɡ /

noun

  1. a mass of droplets of condensed water vapour suspended in the air, often greatly reducing visibility, corresponding to a cloud but at a lower level
  2. a cloud of any substance in the atmosphere reducing visibility
  3. a state of mental uncertainty or obscurity
  4. photog a blurred or discoloured area on a developed negative, print, or transparency caused by the action of extraneous light, incorrect development, etc
  5. a colloid or suspension consisting of liquid particles dispersed in a gas
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

verb

  1. to envelop or become enveloped with or as if with fog
  2. to confuse or become confused

    to fog an issue

  3. photog to produce fog on (a negative, print, or transparency) or (of a negative, print, or transparency) to be affected by fog
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

fog

2

/ ɒɡ /

noun

    1. a second growth of grass after the first mowing
    2. grass left to grow long in winter
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

fog

/ ô /

  1. A dense layer of cloud lying close to the surface of the ground or water and reducing visibility to less than 1 km (0.62 mi). Fog occurs when the air temperature becomes identical, or nearly identical, to the dew point.
  2. An opaque or semiopaque condensation of a substance floating in a region or forming on a surface.
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Other 51Թ Forms

  • ڴDzl adjective
  • ܲ·ڴDz adjective
  • ܲ·ڴDzgԲ adjective
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51Թ History and Origins

Origin of fog1

First recorded in 1535–45; perhaps by back formation from foggy; fog 2

Origin of fog2

First recorded in 1300–50; Middle English fogge, from Scandinavian; compare Norwegian fogg “long, scattered grass on damp ground”; further origin uncertain; foggy
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51Թ History and Origins

Origin of fog1

C16: perhaps back formation from foggy damp, boggy, from fog ²

Origin of fog2

C14: probably of Scandinavian origin; compare Norwegian fogg rank grass
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Idioms and Phrases

see in a fog .
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Synonym Study

See cloud.
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Example Sentences

Examples have not been reviewed.

The whole family is going to stay in Thailand in a fog for the rest of their lives while they do good things for other people.

From

That’s especially so because the described symptoms — chronic fatigue, brain fog, insomnia, and dizziness among them — are not uncommon and often arise from other causes.

From

They’re led onstage and, once they all nod, an electrician blasts the space with fog, and suddenly they’re on a turntable, playing expressively from memory.

From

If you’re dealing with brain fog or sweating in your clothes all the time, it can be embarrassing and you can lose confidence.

From

She said her symptoms included "dizziness, sometimes shortness of breath, there's sluggishness, there's pain in my chest and my ribs and I get brain fog sometimes".

From

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

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