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smog
[ smog, smawg ]
noun
verb (used with object)
- to cover or envelop with or as if with smog.
smog
/ ɒɡ /
noun
- a mixture of smoke, fog, and chemical fumes
smog
- 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.
smog
- A haze or fog composed of water vapor, complex molecules , and suspended particles.
Notes
Derived Forms
- ˈDz, adjective
Other 51Թ Forms
- Dzl adjective
- ·Dz verb (used with object) desmogged desmogging
51Թ History and Origins
Origin of smog1
Example Sentences
The day before, the House voted along similar lines to end California’s ability to set emissions standards for heavy-duty trucks and to combat smog levels in the state.
What’s more, cars from this era are considered smog-exempt, meaning they don’t require smog checks, saving both the cost and hassle of compliance.
California Senate Bill 712, which would fully exempt collector cars at least 35 model years old from smog check requirements, would “set our progress back decades,” Ruacho said.
A ghost–like downtown skyline rises through the smog Monday afternoon as seen from the Mulholland Scenic Corridor overlook above the Hollywood Bowl in 1995.
Two dozen works are on view, including sculptures, installations, videotapes, drawings and prints, plus the artist’s book “LAAir,” featuring 10 full-page color photographs said to show the city’s famous smog.
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