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Smog in Irish (Smúitcheo): Meaning, Pronunciation, Usage

‘smúitcheo’ also means: murky fog

The Irish for smog is smúitcheo, a masculine noun.
Updated October 2026Report a mistake

How to say “smog” in Irish

Irish:
smúitcheo
English:
smog, murky fog
Word type:
noun
Gender:
masculine
Pronunciation:
“SMOOT-khyoh”  /ˈsmuːtʲxʲoː/
Various forms
Genitive singular:
smúitcheo, an smúitcheo (e.g. leibhéal an smúitcheo, the level of smog)

What does “smúitcheo” mean?

“Smúitcheo” has two alternative meanings. The most common comes first.

smog
A thick, dirty haze of fog mixed with smoke or air pollution, especially over a city.Also: smoky fog, haze, pollution haze.
1 other meaning: murky fog
2murky fog
A dull, misty haze that makes the air thick and visibility poor.Also: mist, haze, gloom.

“Smúitcheo” with the article

Here is smúitcheo after the article (an t-alt).

an smúitcheo
the smog
No change after an

“Smúitcheo” in a sentence: Irish examples

Common Irish sentences using smúitcheo, the Irish word for smog.

Bhí smúitcheo ar an gcathair inniu.
There was smog over the city today.
Ní fhaca mé na sléibhte leis an smúitcheo.
I couldn't see the mountains because of the smog.
Tá an smúitcheo go dona i rith an gheimhridh.
The smog is bad during the winter.
Is cúis imní é tionchar an smúitcheo ar an tsláinte.
The effect of the smog on health is a cause for concern.
Chuaigh siad amach sa smúitcheo gan masc.
They went out in the smog without a mask.
Ardaíonn trácht trom an smúitcheo sa chathair.
Heavy traffic makes the smog worse in the city.
Bhí boladh an smúitcheo le mothú ar an tsráid.
The smell of the smog could be felt on the street.

Other nouns in Irish

More everyday Irish nouns to learn next.

Smog in Irish: frequently asked questions

What is the Irish for smog?

The Irish for smog is smúitcheo (pronounced “SMOOT-khyoh”). It’s a masculine noun. Depending on context it can also mean murky fog.

How do you pronounce smúitcheo in Irish?

Smúitcheo is said like “SMOOT-khyoh” (IPA /ˈsmuːtʲxʲoː/).

Does smúitcheo have a plural?

No plural form is given for smúitcheo in the standard. Many abstract and mass nouns in Irish have no plural.

Does smúitcheo have more than one meaning?

Yes. Smúitcheo can mean smog or murky fog, depending on context; the first is the most common.

How is 'smúitcheo' different from 'ceo'?

'Ceo' is ordinary natural fog or mist, while 'smúitcheo' is fog thickened with smoke or pollution, i.e. smog. It is built from 'smúit' (grime, murk) and 'ceo'.

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