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Decibel in Irish (Deicibeil): Meaning, Pronunciation, Usage

The Irish for decibel is deicibeil, a feminine noun (plural deicibeilí).
Updated October 2026Report a mistake

How to say “decibel” in Irish

Irish:
deicibeil
English:
decibel
Word type:
noun
Gender:
feminine, second declension
Pronunciation:
“DEK-ib-el”  /ˈdʲɛcɪbʲɛlʲ/
Various forms
Plural:
deicibeilí (decibels)
Genitive singular:
deicibeile, na deicibeile (e.g. leath deicibeile, half a decibel)
Genitive plural:
deicibeilí, na ndeicibeilí (e.g. leibhéal na ndeicibeilí, the decibel level)

What does “deicibeil” mean?

decibel
A unit used to measure how loud a sound is, or the relative strength of a signal.Also: db, unit of loudness, sound level.

“Deicibeil” with the article

The plural of decibel in Irish is deicibeilí. Here is deicibeil after the article (an t-alt), in the singular and the plural.

an deicibeil
the decibel
No change: d and t are not lenited after an
na deicibeilí
the decibels
Plural: no change after na

“Deicibeil” in a sentence: Irish examples

Common Irish sentences using deicibeil, the Irish word for decibel.

Tomhaistear fuaim i ndeicibeilí.
Sound is measured in decibels.
Is aonad fuaime í an deicibeil.
The decibel is a unit of sound.
Bhí an ceol os cionn céad deicibeil.
The music was over a hundred decibels.
Méadaíonn an torann deich ndeicibeil san oíche.
The noise rises by ten decibels at night.
Cad is brí le deicibeil?
What does decibel mean?
Thaispeáin an meadar leibhéal na ndeicibeilí.
The meter showed the decibel level.
Is beag an difríocht í deicibeil amháin.
One decibel is a small difference.

Other nouns in Irish

More everyday Irish nouns to learn next.

Decibel in Irish: frequently asked questions

What is the Irish for decibel?

The Irish for decibel is deicibeil (pronounced “DEK-ib-el”). It’s a feminine noun and the plural is deicibeilí.

How do you pronounce deicibeil in Irish?

Deicibeil is said like “DEK-ib-el” (IPA /ˈdʲɛcɪbʲɛlʲ/).

What is the plural of decibel in Irish?

The plural of deicibeil is deicibeilí; with the article, na deicibeilí means “the decibels”. The genitive plural is deicibeilí, as in leibhéal na ndeicibeilí (the decibel level).

Why does deicibeil change to dheicibeil or ndeicibeil?

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

How do you say a number of decibels in Irish?

Use the singular after numbers, with the normal mutations, for example 'seacht ndeicibeil' or 'céad deicibeil'.

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