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Blood vessel in Irish (Fuilchuas): Meaning, Pronunciation, Usage

The Irish for blood vessel is fuilchuas, a masculine noun (plural fuilchuasa).
Updated October 2026Report a mistake

How to say “blood vessel” in Irish

Irish:
fuilchuas
English:
blood vessel
Word type:
noun
Gender:
masculine
Pronunciation:
“FWIL-khoo-uss”  /ˈfˠɪlʲˌxuəsˠ/
Various forms
Plural:
fuilchuasa (blood vessels)
Genitive singular:
fuilchuais, an fhuilchuais (e.g. balla an fhuilchuais, the wall of the blood vessel)
Genitive plural:
fuilchuas, na bhfuilchuas (e.g. líonra na bhfuilchuas, the network of blood vessels)

What does “fuilchuas” mean?

blood vessel
A tube in the body, such as a vein or artery, through which blood flows.Also: vein, artery, vessel.

Other Irish words for blood vessel: féith (vein)

“Fuilchuas” with the article

The plural of blood vessel in Irish is fuilchuasa. Here is fuilchuas after the article (an t-alt), in the singular and the plural.

an fuilchuas
the blood vessel
No change after an
na fuilchuasa
the blood vessels
Plural: no change after na

“Fuilchuas” in a sentence: Irish examples

Common Irish sentences using fuilchuas, the Irish word for blood vessel.

Is fuilchuas é an t-artaire.
An artery is a blood vessel.
Phléasc fuilchuas ina shúil.
A blood vessel burst in his eye.
Tá an fuilchuas sin blocáilte.
That blood vessel is blocked.
Iompraíonn na fuilchuasa fuil ar fud an choirp.
The blood vessels carry blood around the body.
Rinne an dochtúir scrúdú ar bhalla an fhuilchuais.
The doctor examined the wall of the blood vessel.
Bhí damáiste do na fuilchuasa ina chos.
There was damage to the blood vessels in his leg.
Tá brú ard ar na fuilchuasa beaga.
There is high pressure on the small blood vessels.

Other nouns in Irish

More everyday Irish nouns to learn next.

Blood vessel in Irish: frequently asked questions

What is the Irish for blood vessel?

The Irish for blood vessel is fuilchuas (pronounced “FWIL-khoo-uss”). It’s a masculine noun and the plural is fuilchuasa.

How do you pronounce fuilchuas in Irish?

Fuilchuas is said like “FWIL-khoo-uss” (IPA /ˈfˠɪlʲˌxuəsˠ/).

What is the plural of blood vessel in Irish?

The plural of fuilchuas is fuilchuasa; with the article, na fuilchuasa means “the blood vessels”. The genitive plural is fuilchuas, as in líonra na bhfuilchuas (the network of blood vessels).

Why does fuilchuas change to fhuilchuas or bhfuilchuas?

Irish changes the start of some words after certain words. After mo (my) fuilchuas becomes m'fhuilchuas (lenition), and after ár (our) or i (in) it becomes ár bhfuilchuas (eclipsis).

How is 'fuilchuas' different from 'féith'?

'Fuilchuas' is the general term for any blood vessel, while 'féith' means a vein specifically, and 'artaire' means an artery.

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