smog
/smɑɡ/noun, verb
smog is spelled S-M-O-G: 4 letters and one syllable. It appears 1.1 times per million words in written English, the 27,150th most frequent word form (wordfreq, 2021 data). As a noun, smog means “A noxious mixture of particulates and gases that is the result of urban air pollution” (English Wiktionary, September 2026). The plural of smog is smogs.
How many letters and syllables are in smog?
| Letters | 4: S-M-O-G |
|---|---|
| Syllables | 1 (from its American pronunciation) |
| In writing | 1.1 times per million words; the 27,150th most frequent word form |
| Wrong spellings searched | none measured in search |
| Rhymes with |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media); rhymes and same-letter words are computed by PlainSpell from its own word list.
How common is smog?
Smog appears 1.1 times per million words in written English, the 27,150th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How do you pronounce smog?
- UK /smɒɡ/
- US /smɑɡ/
- US /smɔɡ/
Smog has one syllable (counted from its American pronunciation in the CMU Pronouncing Dictionary).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-smog.wav, Wikimedia Commons (author and licence on each file's page).
What rhymes with smog?
The 12 most written words on PlainSpell end in the same sounds as smog from its last stressed vowel (/ɑɡ/):
Computed by PlainSpell from the pronunciations in the English Wiktionary (dump of September 2, 2026): a rhyme shares every sound from the last stressed vowel to the end; ordered by written frequency (wordfreq 3.1).
Forms of smog
- smogs plural, present, singular, he/she/it
- smogging participle, present
- smogged participle, past
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does smog mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
A noxious mixture of particulates and gases that is the result of urban air pollution.
verb
- 1
informalTo get a smog check; to check a vehicle or have it checked for emissions.
If the car is more than five years old, you'll have to have it smogged before you can register it.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Smog in Spanish, French, German and Portuguese
In the sense urban air pollution:
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does smog come from?
Blend of smoke + fog.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).