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Arch in Irish (Áirse): Meaning, Pronunciation, Usage

The Irish for arch is áirse, a feminine noun (plural áirsí).
Updated October 2026Report a mistake

How to say “arch” in Irish

Irish:
áirse
English:
arch
Word type:
noun
Gender:
feminine, fourth declension
Pronunciation:
“AWR-shuh”  /ˈaːɾˠʃə/
Various forms
Plural:
áirsí (arches)
Genitive singular:
áirse, na háirse (e.g. barr na háirse, the top of the arch)
Genitive plural:
áirsí, na n-áirsí (e.g. droichead na n-áirsí, the bridge of arches)

What does “áirse” mean?

arch
A curved structure spanning an opening, such as over a door, window or bridge.Also: archway, vault.

“Áirse” with the article

The plural of arch in Irish is áirsí. Here is áirse after the article (an t-alt), in the singular and the plural.

an áirse
the arch
No change: feminine nouns starting with a vowel keep their form after an
na háirsí
the arches
Plural: na adds h before a vowel

“Áirse” in a sentence: Irish examples

Common Irish sentences using áirse, the Irish word for arch.

Tá áirse mhór os cionn an dorais.
There is a big arch over the door.
Shiúlamar faoin áirse go dtí an gairdín.
We walked under the arch to the garden.
Tá trí áirse ar an seandroichead sin.
That old bridge has three arches.
Thit cloch amach as barr na háirse.
A stone fell out of the top of the arch.
Sheas an bhrídeach faoi áirse bláthanna.
The bride stood under an arch of flowers.
Tá áirsí arda sa séipéal ársa seo.
There are high arches in this ancient church.
Péinteáladh an áirse bán anuraidh.
The arch was painted white last year.

Other nouns in Irish

More everyday Irish nouns to learn next.

Arch in Irish: frequently asked questions

What is the Irish for arch?

The Irish for arch is áirse (pronounced “AWR-shuh”). It’s a feminine noun and the plural is áirsí.

How do you pronounce áirse in Irish?

Áirse is said like “AWR-shuh” (IPA /ˈaːɾˠʃə/).

What is the plural of arch in Irish?

The plural of áirse is áirsí; with the article, na háirsí means “the arches”. The genitive plural is áirsí, as in droichead na n-áirsí (the bridge of arches).

Why does áirse sometimes have a t or h in front of it?

Irish nouns beginning with a vowel take a prefix after certain words: an áirse (the arch), a háirse (her arch), a n-áirse (their arch), na háirsí (the arches).

What is the difference between 'áirse' and 'stua'?

Both can mean arch; 'áirse' is the usual everyday word, while 'stua' is more often used for an arc or a bow-shaped curve, as in 'stua ceatha' (rainbow).

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