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Carcinogen in Irish (Carcanaigin): Meaning, Pronunciation, Usage

The Irish for carcinogen is carcanaigin, a feminine noun (plural carcanaiginí).
Updated October 2026Report a mistake

How to say “carcinogen” in Irish

Irish:
carcanaigin
English:
carcinogen
Word type:
noun
Gender:
feminine
Pronunciation:
“KAR-kuh-nig-in”  /ˈkaɾˠkənˠəɟɪnʲ/
Various forms
Plural:
carcanaiginí (carcinogens)
Genitive singular:
carcanaigine, na carcanaigine (e.g. éifeacht na carcanaigine, the effect of the carcinogen)
Genitive plural:
carcanaiginí, na gcarcanaiginí (e.g. liosta na gcarcanaiginí, the list of carcinogens)

What does “carcanaigin” mean?

carcinogen
A substance or agent that can cause cancer.Also: cancer-causing substance, cancer-causing agent.

“Carcanaigin” with the article

The plural of carcinogen in Irish is carcanaiginí. Here is carcanaigin after the article (an t-alt), in the singular and the plural.

an charcanaigin
the carcinogen
Lenition: c becomes ch after an (feminine noun)
na carcanaiginí
the carcinogens
Plural: no change after na

“Carcanaigin” in a sentence: Irish examples

Common Irish sentences using carcanaigin, the Irish word for carcinogen.

Is carcanaigin é deatach tobac.
Tobacco smoke is a carcinogen.
Aimsíodh an charcanaigin san uisce óil.
The carcinogen was found in the drinking water.
Tá go leor carcanaiginí i dtoitíní.
There are many carcinogens in cigarettes.
Rinne siad staidéar ar leibhéal na carcanaigine.
They studied the level of the carcinogen.
Ní mór dúinn teagmháil le carcanaiginí a sheachaint.
We must avoid contact with carcinogens.
Meastar gur carcanaigin é an ceimiceán seo.
This chemical is thought to be a carcinogen.
Bhí rianta carcanaiginí sa bhia próiseáilte.
There were traces of carcinogens in the processed food.

Other nouns in Irish

More everyday Irish nouns to learn next.

Carcinogen in Irish: frequently asked questions

What is the Irish for carcinogen?

The Irish for carcinogen is carcanaigin (pronounced “KAR-kuh-nig-in”). It’s a feminine noun and the plural is carcanaiginí.

How do you pronounce carcanaigin in Irish?

Carcanaigin is said like “KAR-kuh-nig-in” (IPA /ˈkaɾˠkənˠəɟɪnʲ/).

What is the plural of carcinogen in Irish?

The plural of carcanaigin is carcanaiginí; with the article, na carcanaiginí means “the carcinogens”. The genitive plural is carcanaiginí, as in liosta na gcarcanaiginí (the list of carcinogens).

Why does carcanaigin change to charcanaigin or gcarcanaigin?

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

How is 'carcanaigin' related to the word for cancer?

'Carcanaigin' is a borrowed scientific term; the everyday Irish word for cancer is 'ailse', so something cancer-causing can also be described as 'ailseach'.

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