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Medium in Irish (Idirmheán): Meaning, Pronunciation, Usage

‘idirmheán’ also means: middle

The Irish for medium is idirmheán, a masculine noun (plural idirmheáin).
Updated October 2026Report a mistake

How to say “medium” in Irish

Irish:
idirmheán
English:
medium, middle
Word type:
noun
Gender:
masculine
Pronunciation:
“IDJ-ir-vawn”  /ˈɪdʲəɾʲˌvʲaːn/
Various forms
Plural:
idirmheáin (media)
Genitive singular:
idirmheáin, an idirmheáin (e.g. airíonna an idirmheáin, the properties of the medium)
Genitive plural:
idirmheán, na n-idirmheán (e.g. airíonna na n-idirmheán, the properties of the media)

What does “idirmheán” mean?

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

medium
A substance or means through which something is carried, transmitted or done, such as air for sound.Also: intermediate substance, means.
1 other meaning: middle
2middle
A middle point or position between two extremes.Also: mean, midpoint.

“Idirmheán” with the article

The plural of medium in Irish is idirmheáin. Here is idirmheán after the article (an t-alt), in the singular and the plural.

an t-idirmheán
the medium
Masculine nouns take t before a vowel after an
na hidirmheáin
the media
Plural: na adds h before a vowel

“Idirmheán” in a sentence: Irish examples

Common Irish sentences using idirmheán, the Irish word for medium.

Is idirmheán é an t-aer don fhuaim.
Air is a medium for sound.
Taistealaíonn an solas trí idirmheán.
Light travels through a medium.
Athraíonn luas na toinne de réir an idirmheáin.
The speed of the wave changes according to the medium.
Tá idirmheáin éagsúla ann don solas.
There are various media for light.
Cuireadh na baictéir ag fás san idirmheán.
The bacteria were grown in the medium.
Is é an t-uisce an t-idirmheán sa turgnamh seo.
Water is the medium in this experiment.
Rinneamar staidéar ar dhlús an idirmheáin.
We studied the density of the medium.

Other nouns in Irish

More everyday Irish nouns to learn next.

Medium in Irish: frequently asked questions

What is the Irish for medium?

The Irish for medium is idirmheán (pronounced “IDJ-ir-vawn”). It’s a masculine noun and the plural is idirmheáin. Depending on context it can also mean middle.

How do you pronounce idirmheán in Irish?

Idirmheán is said like “IDJ-ir-vawn” (IPA /ˈɪdʲəɾʲˌvʲaːn/).

What is the plural of medium in Irish?

The plural of idirmheán is idirmheáin; with the article, na hidirmheáin means “the media”. The genitive plural is idirmheán, as in airíonna na n-idirmheán (the properties of the media).

Does idirmheán have more than one meaning?

Yes. Idirmheán can mean medium or middle, depending on context; the first is the most common.

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

Irish nouns beginning with a vowel take a prefix after certain words: an t-idirmheán (the medium), a hidirmheán (her medium), a n-idirmheán (their medium), na hidirmheáin (the media).

Is 'idirmheán' used for 'the media' (newspapers, TV)?

No, the media in that sense is 'na meáin' or 'na meáin chumarsáide'; 'idirmheán' is mainly a scientific term for a substance something passes through.

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