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Radio wave in Irish (Radathonn): Meaning, Pronunciation, Usage

The Irish for radio wave is radathonn, a feminine noun (plural radathonnta).
Updated October 2026Report a mistake

How to say “radio wave” in Irish

Irish:
radathonn
English:
radio wave
Word type:
noun
Gender:
feminine, second declension
Pronunciation:
“RAD-uh-hown”  /ˈɾˠadˠəˌhoːn̪ˠ/
Various forms
Plural:
radathonnta (radio waves)
Genitive singular:
radathoinne, na radathoinne (e.g. fad na radathoinne, the wavelength of the radio wave)
Genitive plural:
radathonnta, na radathonnta (e.g. úsáid na radathonnta, the use of the radio waves)

What does “radathonn” mean?

radio wave
An electromagnetic wave used to carry radio signals through the air.Also: radiowave, radio signal wave, electromagnetic wave.

“Radathonn” with the article

The plural of radio wave in Irish is radathonnta. Here is radathonn after the article (an t-alt), in the singular and the plural.

an radathonn
the radio wave
No change after an
na radathonnta
the radio waves
Plural: no change after na

“Radathonn” in a sentence: Irish examples

Common Irish sentences using radathonn, the Irish word for radio wave.

Is cineál tonnta leictreamaighnéadaí í radathonn.
A radio wave is a kind of electromagnetic wave.
Taistealaíonn an radathonn ar luas an tsolais.
The radio wave travels at the speed of light.
Úsáideann raidió radathonnta chun fuaim a iompar.
A radio uses radio waves to carry sound.
Tá minicíocht na radathoinne an-íseal.
The frequency of the radio wave is very low.
Tomhaiseann an gléas seo neart radathonnta.
This device measures the strength of radio waves.
Chuir an stáisiún comhartha amach i radathonn.
The station sent a signal out on a radio wave.
D'fhoghlaimíomar faoi radathonnta sa rang fisice.
We learned about radio waves in physics class.

Other nouns in Irish

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Radio wave in Irish: frequently asked questions

What is the Irish for radio wave?

The Irish for radio wave is radathonn (pronounced “RAD-uh-hown”). It’s a feminine noun and the plural is radathonnta.

How do you pronounce radathonn in Irish?

Radathonn is said like “RAD-uh-hown” (IPA /ˈɾˠadˠəˌhoːn̪ˠ/).

What is the plural of radio wave in Irish?

The plural of radathonn is radathonnta; with the article, na radathonnta means “the radio waves”. The genitive plural is radathonnta, as in úsáid na radathonnta (the use of the radio waves).

How is 'radathonn' formed?

It combines the prefix 'rada-' (radio) with 'tonn' (wave), lenited to 'thonn', so 'radathonn' means radio wave.

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