Meaning of “fog” in the English Dictionary

"fog" in British English

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uk /fɒɡ/ us /fɑːɡ/

fog noun (WEATHER)

A2 [ U ] a weather condition in which very small drops of water come together to form a thick cloud close to the land or seaocean, making it difficult to see:

Thick/Heavy/Dense fog has made driving conditions dangerous.
Mist, fog, and snow are common in this area.
It took several hours for the fog to lift.

More examples

  • The fog is expected to have cleared away by midday.
  • We could see a dim shape in the fog.
  • Freezing fog and icy patches are expected to cause problems for motorists tonight.
  • Outside the fields were blanketed in fog.
  • The fog swirled thickly around us.

fogverb [ T ]

uk /fɒɡ/ us /fɑːɡ/ -gg-

(Definition of “fog” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"fog" in American English

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fognoun [ C/U ]

us /fɔɡ, fɑɡ/

a mass of cloud consisting of small drops of water near the surface of the earth:

adjective us /ˈfɔ·ɡi, ˈfɑɡ·i/

a cold, foggy day

fogverb [ T/I ]

/fɔɡ, fɑɡ/ -gg-

to cover or be covered with fog :

The airport is fogged over.

Phrasal verb(s)

(Definition of “fog” from the Cambridge Academic Content Dictionary © Cambridge University Press)