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Sedge in Irish (Seisc): Meaning, Pronunciation, Usage

The Irish for sedge is seisc, a feminine noun (plural seiscí).
Updated October 2026Report a mistake

How to say “sedge” in Irish

Irish:
seisc
English:
sedge
Word type:
noun
Gender:
feminine
Pronunciation:
“shesh-k”  /ʃɛʃc/
Various forms
Plural:
seiscí (sedges)
Genitive singular:
seisce, na seisce (e.g. duilleoga na seisce, the leaves of the sedge)
Genitive plural:
seiscí, na seiscí (e.g. fás na seiscí, the growth of the sedges)

What does “seisc” mean?

sedge
A grass-like plant with solid, often three-sided stems that grows in wet places such as bogs and marshes.Also: sedge grass, marsh grass, carex.

“Seisc” with the article

The plural of sedge in Irish is seiscí. Here is seisc after the article (an t-alt), in the singular and the plural.

an tseisc
the sedge
Feminine nouns take t before s after an
na seiscí
the sedges
Plural: no change after na

“Seisc” in a sentence: Irish examples

Common Irish sentences using seisc, the Irish word for sedge.

Fásann seisc go tiubh ar an bportach.
Sedge grows thickly on the bog.
Bhí an tseisc ard le hais na habhann.
The sedge was tall beside the river.
Tá go leor seiscí éagsúla in Éirinn.
There are many different sedges in Ireland.
Chuaigh an chaora i bhfolach sa tseisc.
The sheep hid in the sedge.
Ní itheann an t-eallach barr na seisce.
The cattle don't eat the tops of the sedge.
Gearradh seisc fadó le haghaidh tuí.
Long ago sedge was cut for thatch.
Is planda fliuchtalún í an tseisc.
Sedge is a wetland plant.

Other nouns in Irish

More everyday Irish nouns to learn next.

Sedge in Irish: frequently asked questions

What is the Irish for sedge?

The Irish for sedge is seisc (pronounced “shesh-k”). It’s a feminine noun and the plural is seiscí.

How do you pronounce seisc in Irish?

Seisc is said like “shesh-k” (IPA /ʃɛʃc/).

What is the plural of sedge in Irish?

The plural of seisc is seiscí; with the article, na seiscí means “the sedges”. The genitive plural is seiscí, as in fás na seiscí (the growth of the sedges).

Why does seisc change to sheisc?

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

Is seisc the same as luachair?

No. Seisc is sedge, a grass-like plant, while luachair is rushes. The two often grow together in wet ground.

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