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Repair in Irish (Deisiú): Meaning, Pronunciation, Usage

‘deisiú’ also means: setting · dressing-down

The Irish for repair is deisiú, a masculine noun. Ag deisiú is repairing, from the verb deisigh.
Updated October 2026Report a mistake

How to say “repair” in Irish

Irish:
deisiú
English:
repair, setting, dressing-down
Word type:
noun (verbal noun)
Verbal noun of:
deisigh, to repair (ag deisiú, repairing)
Gender:
masculine, fourth declension
Pronunciation:
“DESH-oo”  /ˈdʲɛʃuː/
Various forms
Genitive singular:
deisithe, an deisithe (e.g. costas an deisithe, the cost of the repair)

What does “deisiú” mean?

“Deisiú” has three alternative meanings. The most common comes first.

repair
The act of repairing or mending something; the verbal noun of the verb 'deisigh'.Also: repairing, mending, fixing.
2 other meanings: setting or dressing-down
2setting
The act of setting something right, such as setting a broken bone or arranging something properly.Also: adjusting, arranging.
3dressing-down
A scolding or telling-off given to someone.Also: scolding, telling-off.

Other Irish words for repair: deisigh (repair), deisiúchán (repair)

“Deisiú” as a verbal noun

After ag, deisiú means repairing: it is the verbal noun of the verb deisigh (to repair). A noun that follows it goes into the genitive.

agat
+
deisiúverbal noun
=
ag deisiúrepairing

“Deisiú” with the article

Here is deisiú after the article (an t-alt).

an deisiú
the repair
No change after an

“Deisiú” in a sentence: Irish examples

Common Irish sentences using deisiú, the Irish word for repair.

Tá deisiú ag teastáil ón rothar seo.
This bike needs repairing.
Cé mhéad a chosain an deisiú?
How much did the repair cost?
Bhí an carr sa gharáiste le haghaidh deisithe.
The car was in the garage for repair.
Tá an bóthar faoi dheisiú faoi láthair.
The road is under repair at the moment.
Rinne m'athair deisiú ar an díon.
My father repaired the roof.
Is maith leis obair dheisithe a dhéanamh.
He likes doing repair work.
Beidh deisiú ag teastáil ón teilifís.
The television will need repairing.

Other nouns in Irish

More everyday Irish nouns to learn next.

Repair in Irish: frequently asked questions

What is the Irish for repair?

The Irish for repair is deisiú (pronounced “DESH-oo”). It’s a masculine noun. Depending on context it can also mean setting or dressing-down.

How do you pronounce deisiú in Irish?

Deisiú is said like “DESH-oo” (IPA /ˈdʲɛʃuː/).

Does deisiú have a plural?

No plural form is given for deisiú in the standard. Many abstract and mass nouns in Irish have no plural.

Does deisiú have more than one meaning?

Yes. Deisiú can mean repair, setting or dressing-down, depending on context; the first is the most common.

Why does deisiú change to dheisiú or ndeisiú?

Irish changes the start of some words after certain words. After mo (my) deisiú becomes mo dheisiú (lenition), and after ár (our) or i (in) it becomes ár ndeisiú (eclipsis).

What is the difference between 'deisiú' and 'deisiúchán'?

'Deisiú' is the verbal noun of 'deisigh', the act of repairing, while 'deisiúchán' usually means a repair as a countable job and has a plural, 'deisiúcháin'.

How do I say something is under repair?

Use 'faoi dheisiú', as in 'Tá an droichead faoi dheisiú'.

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