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Alternator in Irish (Ailtéarnóir): Meaning, Pronunciation, Usage

The Irish for alternator is ailtéarnóir, a masculine noun (plural ailtéarnóirí).
Updated October 2026Report a mistake

How to say “alternator” in Irish

Irish:
ailtéarnóir
English:
alternator
Word type:
noun
Gender:
masculine
Pronunciation:
“AL-tchayr-noh-ir”  /ˈalʲtʲeːrˠn̪ˠoːɾʲ/
Various forms
Plural:
ailtéarnóirí (alternators)
Genitive singular:
ailtéarnóra, an ailtéarnóra (e.g. crios an ailtéarnóra, the alternator belt)
Genitive plural:
ailtéarnóirí, na n-ailtéarnóirí (e.g. praghsanna na n-ailtéarnóirí, alternator prices)

What does “ailtéarnóir” mean?

alternator
A machine, as in a car engine, that generates alternating electric current.Also: generator, ac generator, dynamo.

“Ailtéarnóir” with the article

The plural of alternator in Irish is ailtéarnóirí. Here is ailtéarnóir after the article (an t-alt), in the singular and the plural.

an t-ailtéarnóir
the alternator
Masculine nouns take t before a vowel after an
na hailtéarnóirí
the alternators
Plural: na adds h before a vowel

“Ailtéarnóir” in a sentence: Irish examples

Common Irish sentences using ailtéarnóir, the Irish word for alternator.

Tá an t-ailtéarnóir briste sa charr.
The alternator in the car is broken.
Cheannaigh mé ailtéarnóir nua inné.
I bought a new alternator yesterday.
Bhí crios an ailtéarnóra scaoilte.
The alternator belt was loose.
Táirgeann ailtéarnóir sruth ailtéarnach.
An alternator produces alternating current.
Deisíonn an garáiste sin ailtéarnóirí.
That garage repairs alternators.
Tá fadhb le m'ailtéarnóir arís.
There's a problem with my alternator again.
Luchtaíonn an t-ailtéarnóir an ceallra agus an t-inneall ag rith.
The alternator charges the battery while the engine runs.

Other nouns in Irish

More everyday Irish nouns to learn next.

Alternator in Irish: frequently asked questions

What is the Irish for alternator?

The Irish for alternator is ailtéarnóir (pronounced “AL-tchayr-noh-ir”). It’s a masculine noun and the plural is ailtéarnóirí.

How do you pronounce ailtéarnóir in Irish?

Ailtéarnóir is said like “AL-tchayr-noh-ir” (IPA /ˈalʲtʲeːrˠn̪ˠoːɾʲ/).

What is the plural of alternator in Irish?

The plural of ailtéarnóir is ailtéarnóirí; with the article, na hailtéarnóirí means “the alternators”. The genitive plural is ailtéarnóirí, as in praghsanna na n-ailtéarnóirí (alternator prices).

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

Irish nouns beginning with a vowel take a prefix after certain words: an t-ailtéarnóir (the alternator), a hailtéarnóir (her alternator), a n-ailtéarnóir (their alternator), na hailtéarnóirí (the alternators).

What is the difference between ailtéarnóir and gineadóir?

Gineadóir is a general word for a generator, while ailtéarnóir specifically produces alternating current (sruth ailtéarnach), as in a car.

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