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Sky in Irish (Spéir): Meaning, Pronunciation, Usage

‘spéir’ also means: airiness · sphere

The Irish for sky is spéir, a feminine noun (plural spéartha).
Updated October 2026Report a mistake

How to say “sky” in Irish

Irish:
spéir
English:
sky, airiness, sphere
Word type:
noun
Gender:
feminine, second declension
Pronunciation:
“spayr”  /sˠpʲeːɾʲ/
Various forms
Plural:
spéartha (skies)
Genitive singular:
spéire, na spéire (e.g. dath na spéire, the colour of the sky)
Genitive plural:
spéartha, na spéartha (e.g. rí na spéartha, king of the skies)

What does “spéir” mean?

“Spéir” has three alternative meanings. The most common comes first.

sky
The space above the earth where you see clouds, the sun and the stars.Also: heavens, firmament.
2 other meanings: airiness or sphere
2airiness
Brightness, lightness or airiness, as of a sunny open place or a cheerful look.Also: brightness, light.
3sphere
A sphere or orbit, especially in older or technical use.Also: orbit, circle.

“Spéir” with the article

The plural of sky in Irish is spéartha. Here is spéir after the article (an t-alt), in the singular and the plural.

an spéir
the sky
No change after an
na spéartha
the skies
Plural: no change after na

“Spéir” in a sentence: Irish examples

Common Irish sentences using spéir, the Irish word for sky.

Tá an spéir an-ghorm inniu.
The sky is very blue today.
Bhí na héin ag eitilt sa spéir.
The birds were flying in the sky.
Chonaiceamar long ar íor na spéire.
We saw a ship on the horizon.
Bhí scamaill dhubha ar fud na spéire.
There were black clouds all over the sky.
Labhair siad faoi gach rud faoin spéir.
They talked about everything under the sun.
Is breá liom an spéir gheal sa samhradh.
I love the bright sky in summer.
Tá réaltaí ag lonradh i spéir na hoíche.
Stars are shining in the night sky.

Other nouns in Irish

More everyday Irish nouns to learn next.

Sky in Irish: frequently asked questions

What is the Irish for sky?

The Irish for sky is spéir (pronounced “spayr”). It’s a feminine noun and the plural is spéartha. Depending on context it can also mean airiness or sphere.

How do you pronounce spéir in Irish?

Spéir is said like “spayr” (IPA /sˠpʲeːɾʲ/).

What is the plural of sky in Irish?

The plural of spéir is spéartha; with the article, na spéartha means “the skies”. The genitive plural is spéartha, as in rí na spéartha (king of the skies).

Does spéir have more than one meaning?

Yes. Spéir can mean sky, airiness or sphere, depending on context; the first is the most common.

How do I say 'everything under the sun' in Irish?

Irish says 'gach rud faoin spéir', literally 'everything under the sky'.

What is the difference between 'spéir' and 'aer'?

'Spéir' is the sky you look up at, while 'aer' is the air you breathe; you say 'san aer' for 'in the air' and 'sa spéir' for 'in the sky'.

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