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Great power in Irish (Mórchumhacht): Meaning, Pronunciation, Usage

‘mórchumhacht’ also means: great authority

The Irish for great power is mórchumhacht, a feminine noun (plural mórchumhachtaí).
Updated October 2026Report a mistake

How to say “great power” in Irish

Irish:
mórchumhacht
English:
great power, great authority
Word type:
noun
Gender:
feminine
Pronunciation:
“MOHR-khoo-akht”  /ˈmˠoːɾˌxuəxt̪ˠ/
Various forms
Plural:
mórchumhachtaí (great powers)
Genitive singular:
mórchumhachta, na mórchumhachta (e.g. ról na mórchumhachta, the role of the great power)
Genitive plural:
mórchumhachtaí, na mórchumhachtaí (e.g. cruinniú na mórchumhachtaí, the meeting of the great powers)

What does “mórchumhacht” mean?

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

great power
A powerful country that has great influence in world affairs.Also: superpower, world power, major power.
1 other meaning: great authority
2great authority
A great amount of power or authority held by a person or body.Also: great power, might.

“Mórchumhacht” with the article

The plural of great power in Irish is mórchumhachtaí. Here is mórchumhacht after the article (an t-alt), in the singular and the plural.

an mhórchumhacht
the great power
Lenition: m becomes mh after an (feminine noun)
na mórchumhachtaí
the great powers
Plural: no change after na

“Mórchumhacht” in a sentence: Irish examples

Common Irish sentences using mórchumhacht, the Irish word for great power.

Is mórchumhacht í an tSín anois.
China is a great power now.
Bhí an mhórchumhacht ag iarraidh smacht a fháil ar an réigiún.
The great power was trying to gain control of the region.
Tháinig na mórchumhachtaí le chéile i bPáras.
The great powers met in Paris.
Bhí tionchar na mórchumhachta le feiceáil i ngach áit.
The influence of the great power could be seen everywhere.
Ní raibh Éire riamh ina mórchumhacht.
Ireland was never a great power.
Bhí coimhlint idir na mórchumhachtaí le linn an Chogaidh Fhuair.
There was conflict between the great powers during the Cold War.
Theastaigh uaidh an mhórchumhacht sin a bheith aige féin.
He wanted that great authority for himself.

Other nouns in Irish

More everyday Irish nouns to learn next.

Great power in Irish: frequently asked questions

What is the Irish for great power?

The Irish for great power is mórchumhacht (pronounced “MOHR-khoo-akht”). It’s a feminine noun and the plural is mórchumhachtaí. Depending on context it can also mean great authority.

How do you pronounce mórchumhacht in Irish?

Mórchumhacht is said like “MOHR-khoo-akht” (IPA /ˈmˠoːɾˌxuəxt̪ˠ/).

What is the plural of great power in Irish?

The plural of mórchumhacht is mórchumhachtaí; with the article, na mórchumhachtaí means “the great powers”. The genitive plural is mórchumhachtaí, as in cruinniú na mórchumhachtaí (the meeting of the great powers).

Does mórchumhacht have more than one meaning?

Yes. Mórchumhacht can mean great power or great authority, depending on context; the first is the most common.

Why does mórchumhacht change to mhórchumhacht?

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

What is the difference between mórchumhacht and sárchumhacht?

Mórchumhacht means a great power, while sárchumhacht is used for a superpower such as the United States in the modern era.

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