fog
1a cloudlike mass or layer of minute water droplets or ice crystals near the surface of the earth, appreciably reducing visibility.: Compare ice fog, mist (def. 1), smog (def. 1).
any darkened state of the atmosphere, or the diffused substance that causes it.
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.
Physical Chemistry. a mixture consisting of liquid particles dispersed in a gaseous medium.
to cover or envelop with or as if with fog: The steam in the room fogged his glasses.
to confuse or obscure: The debate did little else but fog the issue.
to bewilder or perplex: to fog the mind.
Photography. to produce fog on (a negative or positive).
to become enveloped or obscured with or as if with fog.
Photography. (of a negative or positive) to become affected by fog.
Origin of fog
1synonym study For fog
Other words for fog
Opposites for fog
3 | alertness, clarity |
7 | clarify |
10 | clear |
Other words from fog
- fogless, adjective
- un·fogged, adjective
- un·fog·ging, adjective
Other definitions for fog (2 of 2)
a second growth of grass, as after mowing.
long grass left standing in fields during the winter.
Origin of fog
2Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use fog in a sentence
Do you realize that after six in the evening it fogs over and is foggy at dawn, too?
Pablo Escobar’s Private Prison Is Now Run by Monks for Senior Citizens | Jeff Campagna | June 7, 2014 | THE DAILY BEASTAnd above those hang two new oval canvases, clear and bold and crisp, as though they were clearing out cubism's fogs.
Dense fogs always prevail, and generally make the country very damp.
The shrieking trade-winds and the dense white fogs were hibernating somewhere out in the Pacific.
Ancestors | Gertrude AthertonWe left Cerrig-y-Druidion next morning in aPg 132 gray, driving rain, with drifting fogs that almost hid the road at times.
British Highways And Byways From A Motor Car | Thomas D. Murphy
I'm on'y thinkin' o' the clane air at home—if I could have a mornin' o' fresh sunshine—these fogs an' smoke choke me so.
Fifty Contemporary One-Act Plays | VariousThe winters are mild, without fogs, and with sufficient sunshine to render fires almost unnecessary.
British Dictionary definitions for fog (1 of 2)
/ (fɒɡ) /
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
a cloud of any substance in the atmosphere reducing visibility
a state of mental uncertainty or obscurity
photog a blurred or discoloured area on a developed negative, print, or transparency caused by the action of extraneous light, incorrect development, etc
a colloid or suspension consisting of liquid particles dispersed in a gas
to envelop or become enveloped with or as if with fog
to confuse or become confused: to fog an issue
photog to produce fog on (a negative, print, or transparency) or (of a negative, print, or transparency) to be affected by fog
Origin of fog
1British Dictionary definitions for fog (2 of 2)
/ (fɒɡ) /
a second growth of grass after the first mowing
grass left to grow long in winter
Origin of fog
2Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for fog
[ fôg ]
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.
An opaque or semiopaque condensation of a substance floating in a region or forming on a surface.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Other Idioms and Phrases with fog
see in a fog.
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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