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Back pressure in Irish (Cúlbhrú): Meaning, Pronunciation, Usage

The Irish for back pressure is cúlbhrú, a masculine noun.
Updated October 2026Report a mistake

How to say “back pressure” in Irish

Irish:
cúlbhrú
English:
back pressure
Word type:
noun
Gender:
masculine, fourth declension
Pronunciation:
“KOOL-vroo”  /ˈkuːlˌvˠɾˠuː/
Various forms
Genitive singular:
cúlbhrú, an chúlbhrú (e.g. méid an chúlbhrú, the amount of back pressure)

What does “cúlbhrú” mean?

back pressure
Pressure that pushes back against the flow of a liquid or gas in a pipe or system, or pressure applied from behind.Also: backpressure, counter-pressure.

“Cúlbhrú” with the article

Here is cúlbhrú after the article (an t-alt).

an cúlbhrú
the back pressure
No change after an

“Cúlbhrú” in a sentence: Irish examples

Common Irish sentences using cúlbhrú, the Irish word for back pressure.

Tá cúlbhrú sa phíopa.
There is back pressure in the pipe.
Mhéadaigh an cúlbhrú go tapa.
The back pressure increased quickly.
Thomhais an t-innealtóir an cúlbhrú.
The engineer measured the back pressure.
Is féidir le cúlbhrú an t-inneall a mhoilliú.
Back pressure can slow the engine.
Laghdaigh siad leibhéal an chúlbhrú sa chóras.
They reduced the level of back pressure in the system.
Ní raibh aon chúlbhrú sa sceithphíopa.
There was no back pressure in the exhaust pipe.
Cuireann comhla an cúlbhrú faoi smacht.
A valve controls the back pressure.

Other nouns in Irish

More everyday Irish nouns to learn next.

Back pressure in Irish: frequently asked questions

What is the Irish for back pressure?

The Irish for back pressure is cúlbhrú (pronounced “KOOL-vroo”). It’s a masculine noun.

How do you pronounce cúlbhrú in Irish?

Cúlbhrú is said like “KOOL-vroo” (IPA /ˈkuːlˌvˠɾˠuː/).

Does cúlbhrú have a plural?

No plural form is given for cúlbhrú in the standard. Many abstract and mass nouns in Irish have no plural.

Why does cúlbhrú change to chúlbhrú or gcúlbhrú?

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

How is 'cúlbhrú' formed?

It combines 'cúl' (back) with 'brú' (pressure), and the b is lenited after the prefix, giving 'cúlbhrú'.

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