smog
[ smog, smawg ]
/ smɒg, smɔg /
noun
verb (used with object)
to cover or envelop with or as if with smog.
OTHER WORDS FROM smog
smog·less, adjective de·smog, verb (used with object), de·smogged, de·smog·ging.Words nearby smog
smitty,
smock,
smock frock,
smock mill,
smocking,
smog,
smogbound,
smoggy,
smokable,
smoke,
smoke and mirrors
Example sentences from the Web for smog
British Dictionary definitions for smog
smog
/ (smɒɡ) /
noun
a mixture of smoke, fog, and chemical fumes
Derived forms of smog
smoggy, adjectiveWord Origin for smog
C20: from
sm (
oke +
f)
og
1
Medical definitions for smog
smog
[ smŏg ]
n.
Fog that has become mixed and polluted with smoke.
A form of air pollution produced when sunlight causes hydrocarbons and nitrogen oxides from automotive emissions to combine in a photochemical reaction.
Scientific definitions for smog
smog
[ smŏg ]
A form of air pollution produced by the reaction of sunlight with hydrocarbons, nitrogen compounds, and other gases primarily released in automobile exhaust. Smog is common in large urban areas, especially during hot, sunny weather, where it appears as a brownish haze that can irritate the eyes and lungs. Ozone, a toxic gas that is not normally produced at lower atmospheric levels, is one of the primary pollutants created in this kind of smog. Also called photochemical smog
Fog that has become polluted with smoke and particulates, especially from burning coal.
Cultural definitions for smog
notes for smog
In
North America, the primary cause of smog is pollution from automobile exhaust.
notes for smog
The
Los Angeles basin, where pollutants can be trapped by
inversions and the surrounding mountains, has frequent problems with smog, as do other major urban areas.
notes for smog
The word
smog is a combination of
smoke and
fog.