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Union in Irish (Aontas): Meaning, Pronunciation, Usage

‘aontas’ also means: unity · agreement

The Irish for union is aontas, a masculine noun (plural aontais).
Updated October 2026Report a mistake

How to say “union” in Irish

Irish:
aontas
English:
union, unity, agreement
Word type:
noun
Gender:
masculine, first declension
Pronunciation:
“AYN-tuss”  /ˈeːn̪ˠt̪ˠəsˠ/
Various forms
Plural:
aontais (unions)
Genitive singular:
aontais, an aontais (e.g. ballstáit an Aontais, member states of the Union)
Genitive plural:
aontas, na n-aontas (e.g. cearta na n-aontas, the rights of the unions)

What does “aontas” mean?

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

union
A group of countries, organisations or people joined together, such as a political or trade union.Also: association, federation, trade union.
2 other meanings: unity or agreement
2unity
The state of being united or at one with others.Also: oneness, union.
3agreement
Agreement or accord between people or parties.Also: accord, consent.

Other Irish words for union: ceardchumann (trade union)

“Aontas” with the article

The plural of union in Irish is aontais. Here is aontas after the article (an t-alt), in the singular and the plural.

an t-aontas
the union
Masculine nouns take t before a vowel after an
na haontais
the unions
Plural: na adds h before a vowel

“Aontas” in a sentence: Irish examples

Common Irish sentences using aontas, the Irish word for union.

Tá Éire ina ball den Aontas Eorpach.
Ireland is a member of the European Union.
Tá an tír taobh amuigh den Aontas Eorpach.
The country is outside the European Union.
Tháinig sí go Meiriceá roimh thitim an Aontais Shóivéadaigh.
She came to America before the fall of the Soviet Union.
Chuaigh mé isteach san aontas nuair a thosaigh mé ag obair.
I joined the union when I started working.
Tá mo dheartháir ina oifigeach in aontas na mac léinn.
My brother is an officer in the students' union.
Bhí na haontais ag éileamh pá níos fearr.
The unions were demanding better pay.
Tá an t-aontas ag lorg pá níos fearr.
The union is looking for better pay.

Other nouns in Irish

More everyday Irish nouns to learn next.

Union in Irish: frequently asked questions

What is the Irish for union?

The Irish for union is aontas (pronounced “AYN-tuss”). It’s a masculine noun and the plural is aontais. Depending on context it can also mean unity or agreement.

How do you pronounce aontas in Irish?

Aontas is said like “AYN-tuss” (IPA /ˈeːn̪ˠt̪ˠəsˠ/).

What is the plural of union in Irish?

The plural of aontas is aontais; with the article, na haontais means “the unions”. The genitive plural is aontas, as in cearta na n-aontas (the rights of the unions).

Does aontas have more than one meaning?

Yes. Aontas can mean union, unity or agreement, depending on context; the first is the most common.

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

Irish nouns beginning with a vowel take a prefix after certain words: an t-aontas (the union), a haontas (her union), a n-aontas (their union), na haontais (the unions).

What is the difference between aontas and ceardchumann?

Aontas is a general word for a union, while ceardchumann specifically means a trade union, though aontas is also used for workers' unions.

How do you say 'disagreement' using this word?

Add the prefix eas-: easaontas means disagreement or dissent, and comhaontas means an alliance.

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