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Stream in Irish (Glaise): Meaning, Pronunciation, Usage

The Irish for stream is glaise, a feminine noun (plural glaisí).
Updated October 2026Report a mistake

How to say “stream” in Irish

Irish:
glaise
English:
stream
Word type:
noun
Gender:
feminine, fourth declension
Pronunciation:
“GLASH-uh”  /ˈɡlaʃə/
Various forms
Plural:
glaisí (streams)
Genitive singular:
glaise, na glaise (e.g. bruach na glaise, the bank of the stream)
Genitive plural:
glaisí, na nglaisí (e.g. fuaim na nglaisí, the sound of the streams)

What does “glaise” mean?

stream
A small stream or rivulet of running water.Also: rivulet, brook, streamlet.

Other Irish words for stream: abhainn (river), sruth (stream), sruthán (stream)

“Glaise” with the article

The plural of stream in Irish is glaisí. Here is glaise after the article (an t-alt), in the singular and the plural.

an ghlaise
the stream
Lenition: g becomes gh after an (feminine noun)
na glaisí
the streams
Plural: no change after na

“Glaise” in a sentence: Irish examples

Common Irish sentences using glaise, the Irish word for stream.

Tá glaise bheag ag rith tríd an bpáirc.
A little stream runs through the field.
Léim an madra thar an nglaise.
The dog jumped over the stream.
Shuíomar ar bhruach na glaise.
We sat on the bank of the stream.
Bíonn na glaisí lán tar éis na báistí.
The streams are full after the rain.
Nigh sí a lámha sa ghlaise.
She washed her hands in the stream.
Tá breac sa ghlaise sin.
There is trout in that stream.
Chuala mé glór na glaise san oíche.
I heard the sound of the stream at night.

Other nouns in Irish

More everyday Irish nouns to learn next.

Stream in Irish: frequently asked questions

What is the Irish for stream?

The Irish for stream is glaise (pronounced “GLASH-uh”). It’s a feminine noun and the plural is glaisí.

How do you pronounce glaise in Irish?

Glaise is said like “GLASH-uh” (IPA /ˈɡlaʃə/).

What is the plural of stream in Irish?

The plural of glaise is glaisí; with the article, na glaisí means “the streams”. The genitive plural is glaisí, as in fuaim na nglaisí (the sound of the streams).

Why does glaise change to ghlaise or nglaise?

Irish changes the start of some words after certain words. After mo (my) glaise becomes mo ghlaise (lenition), and after ár (our) or i (in) it becomes ár nglaise (eclipsis).

How is 'glaise' different from 'sruthán'?

Both mean a small stream; 'sruthán' is the more common everyday word, while 'glaise' is a little more literary or regional and also appears in place names.

Is 'glaise' related to 'glas'?

The noun 'glaise' (stream) is a separate word, though 'glaise' is also the abstract noun of 'glas', meaning greenness or greyness, so context decides.

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