HeyRua Get the app

Membrane in Irish (Seicin): Meaning, Pronunciation, Usage

‘seicin’ also means: peritoneum

The Irish for membrane is seicin, a feminine noun (plural seicní).
Updated October 2026Report a mistake

How to say “membrane” in Irish

Irish:
seicin
English:
membrane, peritoneum
Word type:
noun
Gender:
feminine, second declension
Pronunciation:
“SHEK-in”  /ˈʃɛcənʲ/
Various forms
Plural:
seicní (membranes)
Genitive singular:
seicne, na seicne (e.g. maidhm sheicne, rupture, hernia)
Genitive plural:
seicní, na seicní (e.g. sraith na seicní, the layer of membranes)

What does “seicin” mean?

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

membrane
A thin layer of skin or tissue that covers or lines part of the body.Also: integument, thin skin, tissue layer.
1 other meaning: peritoneum
2peritoneum
The membrane lining the inside of the abdomen.Also: abdominal lining, stomach lining.

“Seicin” with the article

The plural of membrane in Irish is seicní. Here is seicin after the article (an t-alt), in the singular and the plural.

an tseicin
the membrane
Feminine nouns take t before s after an
na seicní
the membranes
Plural: no change after na

“Seicin” in a sentence: Irish examples

Common Irish sentences using seicin, the Irish word for membrane.

Is seicin thanaí é an craiceann seo.
This skin is a thin membrane.
Bhí an tseicin stróicthe ag an ngortú.
The membrane was torn by the injury.
Fuair m'athair maidhm sheicne anuraidh.
My father got a hernia last year.
Tá seicní éagsúla sa chorp.
There are various membranes in the body.
Tá athlasadh i mo sheicin, a dúirt an dochtúir.
The doctor said my membrane is inflamed.
Rinne siad obráid ar shnaidhm sheicne.
They operated on a strangulated hernia.
Clúdaíonn an tseicin an t-orgán go hiomlán.
The membrane covers the organ completely.

Other nouns in Irish

More everyday Irish nouns to learn next.

Membrane in Irish: frequently asked questions

What is the Irish for membrane?

The Irish for membrane is seicin (pronounced “SHEK-in”). It’s a feminine noun and the plural is seicní. Depending on context it can also mean peritoneum.

How do you pronounce seicin in Irish?

Seicin is said like “SHEK-in” (IPA /ˈʃɛcənʲ/).

What is the plural of membrane in Irish?

The plural of seicin is seicní; with the article, na seicní means “the membranes”. The genitive plural is seicní, as in sraith na seicní (the layer of membranes).

Does seicin have more than one meaning?

Yes. Seicin can mean membrane or peritoneum, depending on context; the first is the most common.

Why does seicin change to sheicin?

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

How do you say hernia in Irish?

The usual term is 'maidhm sheicne', literally a bursting of the membrane; a strangulated hernia is 'snaidhm sheicne'.

Is 'seicin' the same as 'scannán'?

Both can mean membrane, but 'scannán' also means film, while 'seicin' is mainly anatomical, especially the peritoneum.

Learn Irish by
actually speaking it

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

7-day free trial. Cancel anytime.

The HeyRua app home screen