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Radiation in Irish (Radaíocht): Meaning, Pronunciation, Usage

The Irish for radiation is radaíocht, a feminine noun.
Updated October 2026Report a mistake

How to say “radiation” in Irish

Irish:
radaíocht
English:
radiation
Word type:
noun
Gender:
feminine, third declension
Pronunciation:
“RAD-ee-ukht”  /ˈɾˠadˠiːəxt̪ˠ/
Various forms
Genitive singular:
radaíochta, na radaíochta (e.g. leibhéal na radaíochta, the level of radiation)

What does “radaíocht” mean?

radiation
Energy given off as rays or waves, such as heat, light or the rays from radioactive material.Also: radioactivity, emission of rays.

“Radaíocht” with the article

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

an radaíocht
the radiation
No change after an

“Radaíocht” in a sentence: Irish examples

Common Irish sentences using radaíocht, the Irish word for radiation.

Tá radaíocht contúirteach don duine.
Radiation is dangerous for people.
Scaoileadh an radaíocht tar éis na timpiste.
The radiation was released after the accident.
Tomhaiseann an gléas seo leibhéal na radaíochta.
This device measures the level of radiation.
Fuair sí cóireáil radaíochta san ospidéal.
She received radiation treatment in the hospital.
Tagann radaíocht ón ngrian freisin.
Radiation also comes from the sun.
Bhí an iomarca radaíochta sa cheantar sin.
There was too much radiation in that area.
Caitheann na hoibrithe éadaí in aghaidh radaíochta.
The workers wear clothes that protect against radiation.

Other nouns in Irish

More everyday Irish nouns to learn next.

Radiation in Irish: frequently asked questions

What is the Irish for radiation?

The Irish for radiation is radaíocht (pronounced “RAD-ee-ukht”). It’s a feminine noun.

How do you pronounce radaíocht in Irish?

Radaíocht is said like “RAD-ee-ukht” (IPA /ˈɾˠadˠiːəxt̪ˠ/).

Does radaíocht have a plural?

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

What is the difference between radaíocht and radaighníomhaíocht?

Radaíocht is radiation in general, the rays or energy given off, while radaighníomhaíocht is radioactivity, the property of a substance that emits such radiation.

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