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Sea power in Irish (Muirchumhacht): Meaning, Pronunciation, Usage

The Irish for sea power is muirchumhacht, a feminine noun (plural muirchumhachtaí).
Updated October 2026Report a mistake

How to say “sea power” in Irish

Irish:
muirchumhacht
English:
sea power
Word type:
noun
Gender:
feminine
Pronunciation:
“MIR-khoo-akht”  /ˈmˠɪɾʲˌxuːxt̪ˠ/
Various forms
Plural:
muirchumhachtaí (sea powers)
Genitive singular:
muirchumhachta, na muirchumhachta (e.g. stair na muirchumhachta, the history of sea power)
Genitive plural:
muirchumhachtaí, na muirchumhachtaí (e.g. cabhlaigh na muirchumhachtaí, the fleets of the sea powers)

What does “muirchumhacht” mean?

sea power
A nation that has a strong navy and controls the seas, or the naval strength of a state.Also: naval power, maritime power, naval strength.

“Muirchumhacht” with the article

The plural of sea power in Irish is muirchumhachtaí. Here is muirchumhacht after the article (an t-alt), in the singular and the plural.

an mhuirchumhacht
the sea power
Lenition: m becomes mh after an (feminine noun)
na muirchumhachtaí
the sea powers
Plural: no change after na

“Muirchumhacht” in a sentence: Irish examples

Common Irish sentences using muirchumhacht, the Irish word for sea power.

Bhí Sasana ina muirchumhacht mhór tráth.
England was once a great sea power.
Tá an mhuirchumhacht ag brath ar chabhlach láidir.
Sea power depends on a strong navy.
Scríobh sé leabhar faoi thábhacht na muirchumhachta.
He wrote a book about the importance of sea power.
Bhí na muirchumhachtaí ag troid ar son na farraige.
The sea powers were fighting for control of the sea.
Ní raibh an Ghearmáin riamh ina muirchumhacht cheart.
Germany was never a proper sea power.
Tháinig meath ar a muirchumhacht tar éis an chogaidh.
Its sea power declined after the war.
Bhí an Spáinn i measc na muirchumhachtaí ba mhó.
Spain was among the greatest sea powers.

Other nouns in Irish

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Sea power in Irish: frequently asked questions

What is the Irish for sea power?

The Irish for sea power is muirchumhacht (pronounced “MIR-khoo-akht”). It’s a feminine noun and the plural is muirchumhachtaí.

How do you pronounce muirchumhacht in Irish?

Muirchumhacht is said like “MIR-khoo-akht” (IPA /ˈmˠɪɾʲˌxuːxt̪ˠ/).

What is the plural of sea power in Irish?

The plural of muirchumhacht is muirchumhachtaí; with the article, na muirchumhachtaí means “the sea powers”. The genitive plural is muirchumhachtaí, as in cabhlaigh na muirchumhachtaí (the fleets of the sea powers).

Why does muirchumhacht change to mhuirchumhacht?

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

How is 'muirchumhacht' formed?

It combines 'muir' (sea) and 'cumhacht' (power), with lenition of the second element: 'muirchumhacht'.

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