HeyRua Get the app

Density in Irish (Dlús): Meaning, Pronunciation, Usage

‘dlús’ also means: fullness · consistency

The Irish for density is dlús, a masculine noun.
Updated October 2026Report a mistake

How to say “density” in Irish

Irish:
dlús
English:
density, fullness, consistency
Word type:
noun
Gender:
masculine, first declension
Pronunciation:
“dloos”  /d̪ˠl̪ˠuːsˠ/
Various forms
Genitive singular:
dlúis, an dlúis (e.g. leibhéal an dlúis, the level of density)

What does “dlús” mean?

“Dlús” has three alternative meanings. The most common comes first.

density
The quality of being closely packed or compact.Also: compactness, closeness, thickness.
2 other meanings: fullness or consistency
2fullness
Fullness or abundance of something.Also: abundance, plenty.
3consistency
How thick or firm a substance is.Also: firmness, body.

“Dlús” with the article

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

an dlús
the density
No change after an

“Dlús” in a sentence: Irish examples

Common Irish sentences using dlús, the Irish word for density.

Tá dlús mór san fhoraois seo.
This forest is very dense.
Cuir dlús leis an obair, le do thoil.
Please hurry up with the work.
Tomhaiseann na heolaithe dlús an uisce.
The scientists measure the density of water.
Tá an dlús daonra ard sa chathair.
The population density is high in the city.
Athraíonn an dlús de réir na teochta.
The density changes with the temperature.
Chuir sé dlús lena chuid staidéir roimh na scrúduithe.
He stepped up his studying before the exams.

Other nouns in Irish

More everyday Irish nouns to learn next.

Density in Irish: frequently asked questions

What is the Irish for density?

The Irish for density is dlús (pronounced “dloos”). It’s a masculine noun. Depending on context it can also mean fullness or consistency.

How do you pronounce dlús in Irish?

Dlús is said like “dloos” (IPA /d̪ˠl̪ˠuːsˠ/).

Does dlús have a plural?

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

Does dlús have more than one meaning?

Yes. Dlús can mean density, fullness or consistency, depending on context; the first is the most common.

Why does dlús change to dhlús or ndlús?

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

What does 'dlús a chur le rud' mean?

It means to speed something up or press on with it, for example 'cuir dlús leis an obair', hurry on with the work.

Learn Irish by
actually speaking it

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

7-day free trial. Cancel anytime.

The HeyRua app home screen