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Umlaut in Irish (Umlabht): Meaning, Pronunciation, Usage

The Irish for umlaut is umlabht, a masculine noun (plural umlabhtaí).
Updated October 2026Report a mistake

How to say “umlaut” in Irish

Irish:
umlabht
English:
umlaut
Word type:
noun
Gender:
masculine
Pronunciation:
“UM-lowt”  /ˈʊmˌl̪ˠəuːt̪ˠ/
Various forms
Plural:
umlabhtaí (umlauts)
Genitive singular:
umlabht, an umlabht (e.g. úsáid an umlabht, use of the umlaut)
Genitive plural:
umlabhtaí, na n-umlabhtaí (e.g. úsáid na n-umlabhtaí, the use of umlauts)

What does “umlabht” mean?

umlaut
A sound change or the diacritic mark of two dots placed over a vowel, as in German.Also: vowel mutation, diaeresis mark.

“Umlabht” with the article

The plural of umlaut in Irish is umlabhtaí. Here is umlabht after the article (an t-alt), in the singular and the plural.

an t-umlabht
the umlaut
Masculine nouns take t before a vowel after an
na humlabhtaí
the umlauts
Plural: na adds h before a vowel

“Umlabht” in a sentence: Irish examples

Common Irish sentences using umlabht, the Irish word for umlaut.

Tá umlabht ar an litir sin.
That letter has an umlaut.
Scríobhtar an umlabht mar dhá phonc.
The umlaut is written as two dots.
Is minic a fheictear umlabhtaí sa Ghearmáinis.
Umlauts are often seen in German.
Ní raibh umlabht ar bith ar mo mhéarchlár.
There was no umlaut on my keyboard.
Athraíonn an umlabht fuaim na gutaí.
The umlaut changes the sound of the vowel.
Rinne mé dearmad ar an umlabht san ainm.
I forgot the umlaut in the name.
Tá ról tábhachtach ag an umlabht sa teanga.
The umlaut plays an important role in the language.

Other nouns in Irish

More everyday Irish nouns to learn next.

Umlaut in Irish: frequently asked questions

What is the Irish for umlaut?

The Irish for umlaut is umlabht (pronounced “UM-lowt”). It’s a masculine noun and the plural is umlabhtaí.

How do you pronounce umlabht in Irish?

Umlabht is said like “UM-lowt” (IPA /ˈʊmˌl̪ˠəuːt̪ˠ/).

What is the plural of umlaut in Irish?

The plural of umlabht is umlabhtaí; with the article, na humlabhtaí means “the umlauts”. The genitive plural is umlabhtaí, as in úsáid na n-umlabhtaí (the use of umlauts).

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

Irish nouns beginning with a vowel take a prefix after certain words: an t-umlabht (the umlaut), a humlabht (her umlaut), a n-umlabht (their umlaut), na humlabhtaí (the umlauts).

Is 'umlabht' the same as the Irish 'síneadh fada'?

No, 'umlabht' is the two dots used in languages like German, while the 'síneadh fada' is the accent marking a long vowel in Irish.

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