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Fact in Irish (Fíoras): Meaning, Pronunciation, Usage

The Irish for fact is fíoras, a masculine noun (plural fíorais).
Updated October 2026Report a mistake

How to say “fact” in Irish

Irish:
fíoras
English:
fact
Word type:
noun
Gender:
masculine, first declension
Pronunciation:
“FEER-uss”  /ˈfʲiːɾˠəsˠ/
Various forms
Plural:
fíorais (facts)
Genitive singular:
fíorais, an fhíorais (e.g. tábhacht an fhíorais, the importance of the fact)
Genitive plural:
fíoras, na bhfíoras (e.g. cruinneas na bhfíoras, the accuracy of the facts)

What does “fíoras” mean?

fact
Something that is known to be true or to have actually happened.Also: truth, reality.

Other Irish words for fact: fírinne (truth), fíric (fact)

“Fíoras” with the article

The plural of fact in Irish is fíorais. Here is fíoras after the article (an t-alt), in the singular and the plural.

an fíoras
the fact
No change after an
na fíorais
the facts
Plural: no change after na

“Fíoras” in a sentence: Irish examples

Common Irish sentences using fíoras, the Irish word for fact.

Is fíoras é sin, ní tuairim.
That is a fact, not an opinion.
Ní féidir an fíoras sin a shéanadh.
That fact cannot be denied.
Theastaigh uaim na fíorais go léir a fháil.
I wanted to get all the facts.
Is fíoras é go bhfuil an domhan cruinn.
It is a fact that the earth is round.
Seo fíoras suimiúil faoi Éirinn.
Here is an interesting fact about Ireland.
Bhí na fíorais soiléir don ghiúiré.
The facts were clear to the jury.
Scríobh sé leabhar lán fíoras faoin stair.
He wrote a book full of facts about history.

Other nouns in Irish

More everyday Irish nouns to learn next.

Fact in Irish: frequently asked questions

What is the Irish for fact?

The Irish for fact is fíoras (pronounced “FEER-uss”). It’s a masculine noun and the plural is fíorais.

How do you pronounce fíoras in Irish?

Fíoras is said like “FEER-uss” (IPA /ˈfʲiːɾˠəsˠ/).

What is the plural of fact in Irish?

The plural of fíoras is fíorais; with the article, na fíorais means “the facts”. The genitive plural is fíoras, as in cruinneas na bhfíoras (the accuracy of the facts).

Why does fíoras change to fhíoras or bhfíoras?

Irish changes the start of some words after certain words. After mo (my) fíoras becomes m'fhíoras (lenition), and after ár (our) or i (in) it becomes ár bhfíoras (eclipsis).

What is the difference between 'fíoras' and 'fírinne'?

'Fíoras' is a single fact, while 'fírinne' means truth in general, as in 'an fhírinne a insint', to tell the truth. 'Firic' is another word for a fact, used especially in legal and statistical contexts.

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