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- Dictionarysmog/smɒɡ/
noun
- 1. fog or haze intensified by smoke or other atmospheric pollutants: "exhaust emissions are mainly responsible for the smog"
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The meaning of SMOG is a fog made heavier and darker by smoke and chemical fumes; also : a photochemical haze caused by the action of solar ultraviolet radiation on atmosphere polluted with hydrocarbons and oxides of nitrogen especially from automobile exhaust.
Oct 19, 2023 · Smog is air pollution that reduces visibility. The term "smog" was first used in the early 1900s to describe a mix of smoke and fog. The smoke usually came from burning coal. Smog was common in industrial areas, and remains a familiar sight in some cities today. Today, most of the smog we see is photochemical smog.
SMOG definition: 1. a mixture of smoke, gases, and chemicals, especially in cities, that makes the atmosphere…. Learn more.
Smog, or smoke fog, is a type of intense air pollution. The word "smog" was coined in the early 20th century, and is a portmanteau of the words smoke and fog [1] to refer to smoky fog due to its opacity, and odor. [2]
May 13, 2024 · smog, community-wide polluted air. Its composition is variable. The term is derived from the words smoke and fog, but it is commonly used to describe the pall of automotive or industrial origin that lies over many cities.
noun. 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.
SMOG meaning: 1. a mixture of smoke, gases, and chemicals, especially in cities, that makes the atmosphere…. Learn more.
Smog is a mixture of fog and smoke which occurs in some busy industrial cities. Cars cause pollution, both smog and acid rain. Synonyms: exhaust fumes , pollution , fog , haze More Synonyms of smog
What is smog and how can it be prevented? - BBC Science Focus Magazine.
smog. a form of air pollution that is or looks like a mixture of smoke and fog, especially in cities. Definition of smog noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
