HeyRua Get the app

Monotheism in Irish (Aondiachas): Meaning, Pronunciation, Usage

The Irish for monotheism is aondiachas, a masculine noun.
Updated October 2026Report a mistake

How to say “monotheism” in Irish

Irish:
aondiachas
English:
monotheism
Word type:
noun
Gender:
masculine
Pronunciation:
“AYN-dee-uh-khus”  /ˈeːnʲˌdʲiəxəs/
Various forms
Genitive singular:
aondiachais, an aondiachais (e.g. stair an aondiachais, the history of monotheism)

What does “aondiachas” mean?

monotheism
The belief that there is only one God.Also: belief in one god, monotheistic belief.

“Aondiachas” with the article

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

an t-aondiachas
the monotheism
Masculine nouns take t before a vowel after an

“Aondiachas” in a sentence: Irish examples

Common Irish sentences using aondiachas, the Irish word for monotheism.

Is creideamh bunaithe ar aondiachas é an Giúdachas.
Judaism is a religion based on monotheism.
Tá an t-aondiachas lárnach sa Chríostaíocht.
Monotheism is central to Christianity.
Rinneamar staidéar ar stair an aondiachais inniu.
We studied the history of monotheism today.
Is é an t-aondiachas a mhalairt den ildiachas.
Monotheism is the opposite of polytheism.
Labhair an múinteoir faoi aondiachas na hÉigipte.
The teacher spoke about Egyptian monotheism.
Creideann siad go láidir san aondiachas.
They believe strongly in monotheism.
Tá trí mhórchreideamh ann a chleachtann aondiachas.
There are three major religions that practise monotheism.

Other nouns in Irish

More everyday Irish nouns to learn next.

Monotheism in Irish: frequently asked questions

What is the Irish for monotheism?

The Irish for monotheism is aondiachas (pronounced “AYN-dee-uh-khus”). It’s a masculine noun.

How do you pronounce aondiachas in Irish?

Aondiachas is said like “AYN-dee-uh-khus” (IPA /ˈeːnʲˌdʲiəxəs/).

Does aondiachas have a plural?

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

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

Irish nouns beginning with a vowel take a prefix after certain words: an t-aondiachas (the monotheism), a haondiachas (her monotheism), a n-aondiachas (their monotheism).

What is the opposite of 'aondiachas'?

The opposite is 'ildiachas' (polytheism), belief in many gods; 'aindiachas' means atheism.

Learn Irish by
actually speaking it

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

7-day free trial. Cancel anytime.

The HeyRua app home screen