HeyRua Get the app

Act in Irish (Acht): Meaning, Pronunciation, Usage

‘acht’ also means: decree · condition

The Irish for act is acht, a masculine noun (plural achtanna).
Updated October 2026Report a mistake

How to say “act” in Irish

Irish:
acht
English:
act, decree, condition
Word type:
noun
Gender:
masculine, third declension
Pronunciation:
“akht”  /axt̪ˠ/
Various forms
Plural:
achtanna (acts)
Genitive singular:
achta, an achta (e.g. forálacha an achta, the provisions of the act)
Genitive plural:
achtanna, na n-achtanna (e.g. téacs na n-achtanna, the text of the acts)

What does “acht” mean?

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

act
A law passed by a parliament, such as the Oireachtas.Also: statute, enactment, law, legislation.
2 other meanings: decree or condition
2decree
An official order or decree.Also: ordinance, edict.
3condition
A condition or stipulation, mainly in older or literary use.Also: stipulation, compact.

Other Irish words for act: gníomh (action), gníomhaigh (act), aicsean (action)

“Acht” with the article

The plural of act in Irish is achtanna. Here is acht after the article (an t-alt), in the singular and the plural.

an t-acht
the act
Masculine nouns take t before a vowel after an
na hachtanna
the acts
Plural: na adds h before a vowel

“Acht” in a sentence: Irish examples

Common Irish sentences using acht, the Irish word for act.

Rith an Dáil acht nua inné.
The Dáil passed a new act yesterday.
Dúirt an chúirt gur sháraigh an t-acht an bunreacht.
The court said the act breached the constitution.
Sháraigh siad Acht na dTeangacha Oifigiúla.
They violated the Official Languages Act.
Tá alt cúig den acht an-soiléir.
Section five of the act is very clear.
Cuireadh dhá acht nua i bhfeidhm anuraidh.
Two new acts came into force last year.
Níl ainm an achta ar eolas agam.
I don't know the name of the act.
Tá na hachtanna sin as dáta anois.
Those acts are out of date now.

Other nouns in Irish

More everyday Irish nouns to learn next.

Act in Irish: frequently asked questions

What is the Irish for act?

The Irish for act is acht (pronounced “akht”). It’s a masculine noun and the plural is achtanna. Depending on context it can also mean decree or condition.

How do you pronounce acht in Irish?

Acht is said like “akht” (IPA /axt̪ˠ/).

What is the plural of act in Irish?

The plural of acht is achtanna; with the article, na hachtanna means “the acts”. The genitive plural is achtanna, as in téacs na n-achtanna (the text of the acts).

Does acht have more than one meaning?

Yes. Acht can mean act, decree or condition, depending on context; the first is the most common.

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

Irish nouns beginning with a vowel take a prefix after certain words: an t-acht (the act), a hacht (her act), a n-acht (their act), na hachtanna (the acts).

What is the difference between 'acht' and 'bille'?

A 'bille' is a bill still being debated; once it is passed and signed it becomes an 'acht'.

Does 'acht' mean an act as in a deed or a play?

No, a deed is 'gníomh' and an act of a play is 'gníomh' too; 'acht' is a law.

Learn Irish by
actually speaking it

Learn everyday Irish words like acht through guided conversation with Rua.

7-day free trial. Cancel anytime.

The HeyRua app home screen