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Even number in Irish (Ré-uimhir): Meaning, Pronunciation, Usage

The Irish for even number is ré-uimhir, a feminine noun (plural ré-uimhreacha).
Updated October 2026Report a mistake

How to say “even number” in Irish

Irish:
ré-uimhir
English:
even number
Word type:
noun
Gender:
feminine
Pronunciation:
“RAY-iv-ir”  /ˈɾˠeː ˌɪvʲəɾʲ/
Various forms
Plural:
ré-uimhreacha (even numbers)
Genitive singular:
ré-uimhreach, na ré-uimhreach (e.g. sainmhíniú na ré-uimhreach, the definition of an even number)
Genitive plural:
ré-uimhreacha, na ré-uimhreacha (e.g. suim na ré-uimhreacha, the sum of the even numbers)

What does “ré-uimhir” mean?

even number
A whole number that can be divided exactly by two, such as 2, 4 or 6.Also: even, even integer.

“Ré-uimhir” with the article

The plural of even number in Irish is ré-uimhreacha. Here is ré-uimhir after the article (an t-alt), in the singular and the plural.

an ré-uimhir
the even number
No change after an
na ré-uimhreacha
the even numbers
Plural: no change after na

“Ré-uimhir” in a sentence: Irish examples

Common Irish sentences using ré-uimhir, the Irish word for even number.

Is ré-uimhir í a ceathair.
Four is an even number.
Scríobh síos na ré-uimhreacha idir a haon agus a fiche.
Write down the even numbers between one and twenty.
Is ré-uimhir an uimhir a dó.
Two is an even number.
Tá an teach ar an taobh leis na ré-uimhreacha.
The house is on the side with the even numbers.
Roinn an ré-uimhir ar a dó.
Divide the even number by two.
Is ré-uimhir í suim dhá ré-uimhir i gcónaí.
The sum of two even numbers is always even.
An ré-uimhir nó corruimhir í a seacht déag?
Is seventeen an even or an odd number?

Other nouns in Irish

More everyday Irish nouns to learn next.

Even number in Irish: frequently asked questions

What is the Irish for even number?

The Irish for even number is ré-uimhir (pronounced “RAY-iv-ir”). It’s a feminine noun and the plural is ré-uimhreacha.

How do you pronounce ré-uimhir in Irish?

Ré-uimhir is said like “RAY-iv-ir” (IPA /ˈɾˠeː ˌɪvʲəɾʲ/).

What is the plural of even number in Irish?

The plural of ré-uimhir is ré-uimhreacha; with the article, na ré-uimhreacha means “the even numbers”. The genitive plural is ré-uimhreacha, as in suim na ré-uimhreacha (the sum of the even numbers).

What is the opposite of 'ré-uimhir'?

The opposite is 'corruimhir', an odd number. For example, a trí is a corruimhir and a ceathair is a ré-uimhir.

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