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Multiplier in Irish (Iolraitheoir): Meaning, Pronunciation, Usage

‘iolraitheoir’ also means: multiplier (device)

The Irish for multiplier is iolraitheoir, a masculine noun (plural iolraitheoirí).
Updated October 2026Report a mistake

How to say “multiplier” in Irish

Irish:
iolraitheoir
English:
multiplier, multiplier (device)
Word type:
noun
Gender:
masculine
Pronunciation:
“UL-ree-hor”  /ˈʊlˠɾˠɪhoːɾʲ/
Various forms
Plural:
iolraitheoirí (multipliers)
Genitive singular:
iolraitheora, an iolraitheora (e.g. luach an iolraitheora, the value of the multiplier)
Genitive plural:
iolraitheoirí, na n-iolraitheoirí (e.g. luachanna na n-iolraitheoirí, the values of the multipliers)

What does “iolraitheoir” mean?

“Iolraitheoir” has two alternative meanings. The most common comes first.

multiplier
In mathematics, the number by which another number is multiplied.Also: multiplying factor, factor.
1 other meaning: multiplier (device)
2multiplier (device)
A device or circuit that multiplies a quantity, such as a voltage or a signal.Also: multiplier, multiplier circuit, frequency multiplier.

“Iolraitheoir” with the article

The plural of multiplier in Irish is iolraitheoirí. Here is iolraitheoir after the article (an t-alt), in the singular and the plural.

an t-iolraitheoir
the multiplier
Masculine nouns take t before a vowel after an
na hiolraitheoirí
the multipliers
Plural: na adds h before a vowel

“Iolraitheoir” in a sentence: Irish examples

Common Irish sentences using iolraitheoir, the Irish word for multiplier.

Is é a trí an t-iolraitheoir sa cheist seo.
Three is the multiplier in this question.
Scríobh an t-iolraitheoir faoin uimhir eile.
Write the multiplier under the other number.
Cad é luach an iolraitheora anseo?
What is the value of the multiplier here?
Bhí botún i m'iolraitheoir, mar sin bhí an freagra mícheart.
There was a mistake in my multiplier, so the answer was wrong.
Úsáidtear iolraitheoirí go minic san eacnamaíocht.
Multipliers are often used in economics.
Athraigh an t-iolraitheoir agus féach ar an toradh.
Change the multiplier and look at the result.
Tá iolraitheoir voltais sa chiorcad sin.
There is a voltage multiplier in that circuit.

Other nouns in Irish

More everyday Irish nouns to learn next.

Multiplier in Irish: frequently asked questions

What is the Irish for multiplier?

The Irish for multiplier is iolraitheoir (pronounced “UL-ree-hor”). It’s a masculine noun and the plural is iolraitheoirí. Depending on context it can also mean multiplier (device).

How do you pronounce iolraitheoir in Irish?

Iolraitheoir is said like “UL-ree-hor” (IPA /ˈʊlˠɾˠɪhoːɾʲ/).

What is the plural of multiplier in Irish?

The plural of iolraitheoir is iolraitheoirí; with the article, na hiolraitheoirí means “the multipliers”. The genitive plural is iolraitheoirí, as in luachanna na n-iolraitheoirí (the values of the multipliers).

Does iolraitheoir have more than one meaning?

Yes. Iolraitheoir can mean multiplier or multiplier (device), depending on context; the first is the most common.

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

Irish nouns beginning with a vowel take a prefix after certain words: an t-iolraitheoir (the multiplier), a hiolraitheoir (her multiplier), a n-iolraitheoir (their multiplier), na hiolraitheoirí (the multipliers).

What is the difference between 'iolraitheoir' and 'iolrán'?

In a multiplication, 'iolraitheoir' is the multiplier and 'iolrán' is the multiplicand, the number being multiplied.

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