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Toxicity in Irish (Tocsaineacht): Meaning, Pronunciation, Usage

The Irish for toxicity is tocsaineacht, a feminine noun.
Updated October 2026Report a mistake

How to say “toxicity” in Irish

Irish:
tocsaineacht
English:
toxicity
Word type:
noun
Gender:
feminine
Pronunciation:
“TUK-sin-yakht”  /ˈt̪ˠɔkˠsˠənʲəxt̪ˠ/
Various forms
Genitive singular:
tocsaineachta, na tocsaineachta (e.g. leibhéal na tocsaineachta, the level of toxicity)

What does “tocsaineacht” mean?

toxicity
The quality of being poisonous or how harmful a substance is to living things.Also: poisonousness, toxicness.

“Tocsaineacht” with the article

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

an tocsaineacht
the toxicity
No change: d and t are not lenited after an

“Tocsaineacht” in a sentence: Irish examples

Common Irish sentences using tocsaineacht, the Irish word for toxicity.

Tá tocsaineacht ard ag an gceimiceán seo.
This chemical has high toxicity.
Rinne siad tástáil ar an tocsaineacht san uisce.
They tested the toxicity in the water.
Tá imní ar dhaoine faoi thocsaineacht na bpéinteanna.
People are worried about the toxicity of the paints.
Méadaíonn an tocsaineacht leis an dáileog.
Toxicity increases with the dose.
Ní fios go fóill cén tocsaineacht atá ann.
Its toxicity is not yet known.
Tomhaiseann an tsaotharlann leibhéal na tocsaineachta.
The laboratory measures the level of toxicity.
Laghdaigh siad tocsaineacht an dramhaíola go mór.
They greatly reduced the toxicity of the waste.

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Toxicity in Irish: frequently asked questions

What is the Irish for toxicity?

The Irish for toxicity is tocsaineacht (pronounced “TUK-sin-yakht”). It’s a feminine noun.

How do you pronounce tocsaineacht in Irish?

Tocsaineacht is said like “TUK-sin-yakht” (IPA /ˈt̪ˠɔkˠsˠənʲəxt̪ˠ/).

Does tocsaineacht have a plural?

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

Why does tocsaineacht change to thocsaineacht or dtocsaineacht?

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

What is the difference between tocsaineacht and nimh?

Nimh is the everyday word for poison itself, while tocsaineacht is a technical term for the degree to which something is poisonous.

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