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Naval battle in Irish (Muirchath): Meaning, Pronunciation, Usage

The Irish for naval battle is muirchath, a masculine noun (plural muirchathanna).
Updated October 2026Report a mistake

How to say “naval battle” in Irish

Irish:
muirchath
English:
naval battle
Word type:
noun
Gender:
masculine
Pronunciation:
“MWIR-khah”  /ˈmˠɪɾʲxah/
Various forms
Plural:
muirchathanna (naval battles)
Genitive singular:
muirchatha, an mhuirchatha (e.g. tús an mhuirchatha, the start of the naval battle)
Genitive plural:
muirchathanna, na muirchathanna (e.g. stair na muirchathanna, the history of the naval battles)

What does “muirchath” mean?

naval battle
A battle fought between ships at sea.Also: sea battle, sea fight, naval engagement.

“Muirchath” with the article

The plural of naval battle in Irish is muirchathanna. Here is muirchath after the article (an t-alt), in the singular and the plural.

an muirchath
the naval battle
No change after an
na muirchathanna
the naval battles
Plural: no change after na

“Muirchath” in a sentence: Irish examples

Common Irish sentences using muirchath, the Irish word for naval battle.

Troideadh muirchath mór amach ón gcósta.
A great naval battle was fought off the coast.
Bhí an muirchath thart roimh oíche.
The sea battle was over before nightfall.
Cailleadh go leor long sa mhuirchath.
Many ships were lost in the naval battle.
Léigh mé leabhar faoi mhuirchathanna an Dara Cogadh Domhanda.
I read a book about the naval battles of the Second World War.
Ba é Trafalgar an muirchath ba cháiliúla dá chuid.
Trafalgar was his most famous sea battle.
Maraíodh na céadta mairnéalach i rith an mhuirchatha.
Hundreds of sailors were killed during the naval battle.
Throid a sheanathair i muirchath sa Mhuir Thuaidh.
His grandfather fought in a naval battle in the North Sea.

Other nouns in Irish

More everyday Irish nouns to learn next.

Naval battle in Irish: frequently asked questions

What is the Irish for naval battle?

The Irish for naval battle is muirchath (pronounced “MWIR-khah”). It’s a masculine noun and the plural is muirchathanna.

How do you pronounce muirchath in Irish?

Muirchath is said like “MWIR-khah” (IPA /ˈmˠɪɾʲxah/).

What is the plural of naval battle in Irish?

The plural of muirchath is muirchathanna; with the article, na muirchathanna means “the naval battles”. The genitive plural is muirchathanna, as in stair na muirchathanna (the history of the naval battles).

Why does muirchath change to mhuirchath?

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

How is 'muirchath' formed?

It combines 'muir' (sea) and 'cath' (battle), so 'muirchath' literally means a sea battle; the c of 'cath' is lenited in the compound.

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