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Reaction in Irish (Fritoradh): Meaning, Pronunciation, Usage

The Irish for reaction is fritoradh, a masculine noun (plural fritorthaí).
Updated October 2026Report a mistake

How to say “reaction” in Irish

Irish:
fritoradh
English:
reaction
Word type:
noun
Gender:
masculine
Pronunciation:
“FRIT-or-uh”  /ˈfʲɾʲɪt̪ˌɔɾˠə/
Various forms
Plural:
fritorthaí (reactions)
Genitive singular:
fritoraidh, an fhritoraidh (e.g. neart an fhritoraidh, the strength of the reaction)
Genitive plural:
fritorthaí, na bhfritorthaí (e.g. neart na bhfritorthaí, the strength of the reactions)

What does “fritoradh” mean?

reaction
A response or effect produced in reply to something, especially a physical, chemical or emotional reaction.Also: response, backlash, counter-effect.

“Fritoradh” with the article

The plural of reaction in Irish is fritorthaí. Here is fritoradh after the article (an t-alt), in the singular and the plural.

an fritoradh
the reaction
No change after an
na fritorthaí
the reactions
Plural: no change after na

“Fritoradh” in a sentence: Irish examples

Common Irish sentences using fritoradh, the Irish word for reaction.

Bhí fritoradh láidir ag an bpobal ar an scéal.
The public reacted strongly to the news.
Ní raibh súil againn leis an bhfritoradh sin.
We didn't expect that reaction.
Tháinig fritoradh ar an gcraiceann tar éis an leighis.
A reaction appeared on the skin after the medicine.
Bíonn fritorthaí éagsúla ag daoine ar an druga seo.
People have different reactions to this drug.
Rinne an t-eolaí staidéar ar mhéid an fhritoraidh.
The scientist studied the size of the reaction.
Cén fritoradh a bhí ag do mháthair?
How did your mother react?
Bhí na fritorthaí ceimiceacha an-tapa sa tástáil.
The chemical reactions were very fast in the test.

Other nouns in Irish

More everyday Irish nouns to learn next.

Reaction in Irish: frequently asked questions

What is the Irish for reaction?

The Irish for reaction is fritoradh (pronounced “FRIT-or-uh”). It’s a masculine noun and the plural is fritorthaí.

How do you pronounce fritoradh in Irish?

Fritoradh is said like “FRIT-or-uh” (IPA /ˈfʲɾʲɪt̪ˌɔɾˠə/).

What is the plural of reaction in Irish?

The plural of fritoradh is fritorthaí; with the article, na fritorthaí means “the reactions”. The genitive plural is fritorthaí, as in neart na bhfritorthaí (the strength of the reactions).

Why does fritoradh change to fhritoradh or bhfritoradh?

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

What is the difference between fritoradh and imoibriú?

Both can mean 'reaction'; imoibriú is the usual technical term in chemistry, while fritoradh is often used for a counter-effect or a person's response.

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