HeyRua Get the app

Irregularity in Irish (Mírialtacht): Meaning, Pronunciation, Usage

‘mírialtacht’ also means: unruliness

The Irish for irregularity is mírialtacht, a feminine noun.
Updated October 2026Report a mistake

How to say “irregularity” in Irish

Irish:
mírialtacht
English:
irregularity, unruliness
Word type:
noun
Gender:
feminine
Pronunciation:
“MEE-reel-uht-ukht”  /ˈmʲiːɾʲiəl̪ˠt̪ˠəxt̪ˠ/
Various forms
Genitive singular:
mírialtachta, na mírialtachta (e.g. méid na mírialtachta, the extent of the irregularity)

What does “mírialtacht” mean?

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

irregularity
The state of not following the normal rule, pattern or order.Also: anomaly, unevenness.
1 other meaning: unruliness
2unruliness
Disorderly or unruly behaviour, a lack of discipline or order.Also: disorderliness, disorder, indiscipline.

Other Irish words for irregularity: eisceacht (exception)

“Mírialtacht” with the article

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

an mhírialtacht
the irregularity
Lenition: m becomes mh after an (feminine noun)

“Mírialtacht” in a sentence: Irish examples

Common Irish sentences using mírialtacht, the Irish word for irregularity.

Tá mírialtacht sa bhriathar seo.
There is an irregularity in this verb.
Chuir an mhírialtacht sa rang isteach ar an múinteoir.
The unruliness in the class bothered the teacher.
Ní ghlacfar le mírialtacht ar bith anseo.
No disorderliness will be accepted here.
Thug an t-iniúchóir faoi deara mírialtacht sna cuntais.
The auditor noticed an irregularity in the accounts.
Is cúis imní í mírialtacht a chuisle.
The irregularity of his pulse is a cause for concern.
Bhí fadhb na mírialtachta le feiceáil ar fud na scoile.
The problem of unruliness was visible throughout the school.
Rinneadh fiosrúchán faoin mírialtacht sa toghchán.
An inquiry was held into the irregularity in the election.

Other nouns in Irish

More everyday Irish nouns to learn next.

Irregularity in Irish: frequently asked questions

What is the Irish for irregularity?

The Irish for irregularity is mírialtacht (pronounced “MEE-reel-uht-ukht”). It’s a feminine noun. Depending on context it can also mean unruliness.

How do you pronounce mírialtacht in Irish?

Mírialtacht is said like “MEE-reel-uht-ukht” (IPA /ˈmʲiːɾʲiəl̪ˠt̪ˠəxt̪ˠ/).

Does mírialtacht have a plural?

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

Does mírialtacht have more than one meaning?

Yes. Mírialtacht can mean irregularity or unruliness, depending on context; the first is the most common.

Why does mírialtacht change to mhírialtacht?

After words like mo (my) and do (your) the first letter is lenited: mo mhírialtacht. After ár (our) it stays ár mírialtacht, because m does not take eclipsis.

How is 'mírialtacht' formed?

It is 'rialtacht' (regularity) with the negative prefix 'mí-', so 'mírialtacht' means irregularity or disorderliness.

Learn Irish by
actually speaking it

Learn everyday Irish words like mírialtacht through guided conversation with Rua.

7-day free trial. Cancel anytime.

The HeyRua app home screen