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Trilogy in Irish (Triológ): Meaning, Pronunciation, Usage

The Irish for trilogy is triológ, a feminine noun (plural triológa).
Updated October 2026Report a mistake

How to say “trilogy” in Irish

Irish:
triológ
English:
trilogy
Word type:
noun
Gender:
feminine, second declension
Pronunciation:
“TRIH-uh-lohg”  /ˈtʲɾʲɪəl̪ˠoːɡ/
Various forms
Plural:
triológa (trilogies)
Genitive singular:
triolóige, na triolóige (e.g. deireadh na triolóige, the end of the trilogy)
Genitive plural:
triológ, na dtriológ (e.g. údar na dtriológ, the author of the trilogies)

What does “triológ” mean?

trilogy
A set of three related books, plays or films that tell one continuing story or share a theme.Also: three-part series, series of three.

“Triológ” with the article

The plural of trilogy in Irish is triológa. Here is triológ after the article (an t-alt), in the singular and the plural.

an triológ
the trilogy
No change: d and t are not lenited after an
na triológa
the trilogies
Plural: no change after na

“Triológ” in a sentence: Irish examples

Common Irish sentences using triológ, the Irish word for trilogy.

Léigh mé an triológ ar fad i rith an tsamhraidh.
I read the whole trilogy over the summer.
Is triológ cháiliúil í sin.
That is a famous trilogy.
Tá an scannán deireanach den triológ ag teacht amach.
The last film of the trilogy is coming out.
Thaitin deireadh na triolóige go mór liom.
I really enjoyed the end of the trilogy.
Scríobh sí dhá thriológ eile ina dhiaidh sin.
She wrote two more trilogies after that.
Sa triológ seo leanaimid an teaghlach céanna.
In this trilogy we follow the same family.
Is í sin mo thriológ is fearr liom.
That is my favourite trilogy.

Other nouns in Irish

More everyday Irish nouns to learn next.

Trilogy in Irish: frequently asked questions

What is the Irish for trilogy?

The Irish for trilogy is triológ (pronounced “TRIH-uh-lohg”). It’s a feminine noun and the plural is triológa.

How do you pronounce triológ in Irish?

Triológ is said like “TRIH-uh-lohg” (IPA /ˈtʲɾʲɪəl̪ˠoːɡ/).

What is the plural of trilogy in Irish?

The plural of triológ is triológa; with the article, na triológa means “the trilogies”. The genitive plural is triológ, as in údar na dtriológ (the author of the trilogies).

Why does triológ change to thriológ or dtriológ?

Irish changes the start of some words after certain words. After mo (my) triológ becomes mo thriológ (lenition), and after ár (our) or i (in) it becomes ár dtriológ (eclipsis).

How do I say 'a series' as opposed to 'a trilogy'?

A series of books or programmes is 'sraith', while 'triológ' is used only for a set of exactly three works.

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