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Atheism in Irish (Aindiachas): Meaning, Pronunciation, Usage

The Irish for atheism is aindiachas, a masculine noun.
Updated October 2026Report a mistake

How to say “atheism” in Irish

Irish:
aindiachas
English:
atheism
Word type:
noun
Gender:
masculine, first declension
Pronunciation:
“AN-yee-ukh-us”  /anʲˈiəxəs/
Various forms
Genitive singular:
aindiachais, an aindiachais (e.g. stair an aindiachais, the history of atheism)

What does “aindiachas” mean?

atheism
The belief that there is no God or gods.Also: godlessness, disbelief in god, unbelief.

“Aindiachas” with the article

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

an t-aindiachas
the atheism
Masculine nouns take t before a vowel after an

“Aindiachas” in a sentence: Irish examples

Common Irish sentences using aindiachas, the Irish word for atheism.

Is fealsúnacht é an t-aindiachas, dar leis.
He thinks atheism is a philosophy.
Labhair sí go hoscailte faoina haindiachas.
She spoke openly about her atheism.
Tá an t-aindiachas ag fás in Éirinn.
Atheism is growing in Ireland.
Scríobh sé leabhar ar stair an aindiachais.
He wrote a book on the history of atheism.
Ní raibh aon ghlacadh le haindiachas an uair sin.
Atheism was not accepted at that time.
Cuireadh aindiachas ina leith go minic.
He was often accused of atheism.
Is iomaí argóint atá ann i bhfabhar an aindiachais.
There are many arguments in favour of atheism.

Other nouns in Irish

More everyday Irish nouns to learn next.

Atheism in Irish: frequently asked questions

What is the Irish for atheism?

The Irish for atheism is aindiachas (pronounced “AN-yee-ukh-us”). It’s a masculine noun.

How do you pronounce aindiachas in Irish?

Aindiachas is said like “AN-yee-ukh-us” (IPA /anʲˈiəxəs/).

Does aindiachas have a plural?

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

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

Irish nouns beginning with a vowel take a prefix after certain words: an t-aindiachas (the atheism), a haindiachas (her atheism), a n-aindiachas (their atheism).

What is the word for an atheist?

An atheist is 'aindiachaí'. The older word 'aindia' can also mean a false god.

How is 'aindiachas' different from 'agnóisiceachas'?

'Aindiachas' is the belief that God does not exist, while 'agnóisiceachas' (agnosticism) holds that it cannot be known.

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