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Arsenic in Irish (Arsanaic): Meaning, Pronunciation, Usage

The Irish for arsenic is arsanaic, a feminine noun.
Updated October 2026Report a mistake

How to say “arsenic” in Irish

Irish:
arsanaic
English:
arsenic
Word type:
noun
Gender:
feminine, second declension
Pronunciation:
“AR-suh-nik”  /ˈaɾˠsˠənˠəc/
Various forms
Genitive singular:
arsanaice, na harsanaice (e.g. nimhiú arsanaice, arsenic poisoning)

What does “arsanaic” mean?

arsenic
A poisonous chemical element, also used to mean the poison made from it.Also: arsenic poison, as.

“Arsanaic” with the article

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

an arsanaic
the arsenic
No change: feminine nouns starting with a vowel keep their form after an

“Arsanaic” in a sentence: Irish examples

Common Irish sentences using arsanaic, the Irish word for arsenic.

Is nimh mharfach í an arsanaic.
Arsenic is a deadly poison.
Fuarthas arsanaic san uisce óil.
Arsenic was found in the drinking water.
Fuair sé bás de bharr nimhiú arsanaice.
He died of arsenic poisoning.
Is dúil cheimiceach í arsanaic.
Arsenic is a chemical element.
Bhí rian arsanaice ina chuid gruaige.
There was a trace of arsenic in his hair.
Úsáideadh arsanaic fadó chun francaigh a mharú.
Arsenic was used long ago to kill rats.
Ná bain leis an arsanaic sin.
Don't touch that arsenic.

Other nouns in Irish

More everyday Irish nouns to learn next.

Arsenic in Irish: frequently asked questions

What is the Irish for arsenic?

The Irish for arsenic is arsanaic (pronounced “AR-suh-nik”). It’s a feminine noun.

How do you pronounce arsanaic in Irish?

Arsanaic is said like “AR-suh-nik” (IPA /ˈaɾˠsˠənˠəc/).

Does arsanaic have a plural?

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

Why does arsanaic sometimes have a t or h in front of it?

Irish nouns beginning with a vowel take a prefix after certain words: an arsanaic (the arsenic), a harsanaic (her arsenic), a n-arsanaic (their arsenic).

What is the general Irish word for poison?

The general word is 'nimh'; 'arsanaic' is the specific element arsenic, a kind of nimh.

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