Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “smog”

See all translations

smog

noun [S or U] uk   /smɒɡ/ us    /smɑːɡ/
C1 a mixture of smoke, gases, and chemicals, especially in cities, that makes the atmosphere difficult to breathe and harmful for health: Smog is a major problem in Athens. As we flew into the airport, we could see a murky yellow smog hovering over the city.
smoggy
adjective uk   /ˈsmɒɡ.i/ us    /ˈsmɑː.ɡi/
Mexico City is one of the world's smoggiest capitals.
Translations of “smog”
in Korean 스모그, 연무…
in Arabic ضَباب ودُخّان…
in French smog…
in Turkish hava kirliliğine sebep olan dumanlı sis…
in Italian smog…
in Chinese (Traditional) (尤指城市中的)煙霧…
in Russian смог…
in Polish smog…
in Spanish niebla mezclada con humo…
in Portuguese mistura de nevoeiro e poluição…
in German der Smog…
in Catalan boirum…
in Japanese (空気汚染の)スモッグ…
in Chinese (Simplified) (尤指城市中的)烟雾…
(Definition of smog from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of smog?
Add Cambridge dictionaries to your browser to your website

More meanings of “smog”

Definitions of “smog” in other dictionaries

Word of the Day

glacial

made or left by a glacier

Word of the Day

Let’s celebrate! (words and phrases for parties)

by Kate Woodford,
December 17, 2014
​​​ With Christmas and New Year almost upon us, we thought it a good time to look at the language of parties and celebrations. First, let’s start with the word ‘party’ itself. To have or throw a party or, less commonly, to give a party is to arrange a party: We’re having a

Read More 

cinderella surgery noun

December 15, 2014
cosmetic surgery to the feet We have all heard of people having nose jobs, boob jobs and liposuction – but now a new trend growing in popularity in America: Cinderella surgery.

Read More