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Pasteurization in Irish (Paistéarachán): Meaning, Pronunciation, Usage

The Irish for pasteurization is paistéarachán, a masculine noun.
Updated October 2026Report a mistake

How to say “pasteurization” in Irish

Irish:
paistéarachán
English:
pasteurization
Word type:
noun (verbal noun)
Gender:
masculine, first declension
Pronunciation:
“pash-TCHAY-ruh-khawn”  /ˈpaʃtʲeːɾˠəxaːnˠ/
Various forms
Genitive singular:
paistéaracháin, an phaistéaracháin (e.g. próiseas an phaistéaracháin, the process of pasteurization)

What does “paistéarachán” mean?

pasteurization
The process of heating milk or another liquid to kill harmful bacteria; it is the verbal noun of 'paistéar' (pasteurize).Also: pasteurisation, pasteurizing, heat treatment.

“Paistéarachán” with the article

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

an paistéarachán
the pasteurization
No change after an

“Paistéarachán” in a sentence: Irish examples

Common Irish sentences using paistéarachán, the Irish word for pasteurization.

Maraíonn paistéarachán baictéir dhíobhálacha sa bhainne.
Pasteurization kills harmful bacteria in milk.
Is próiseas simplí é an paistéarachán.
Pasteurization is a simple process.
Ainmníodh an paistéarachán as Louis Pasteur.
Pasteurization was named after Louis Pasteur.
Tá teocht an phaistéaracháin an-tábhachtach.
The pasteurization temperature is very important.
Ní dhéantar paistéarachán ar an gcáis seo.
This cheese is not pasteurized.
D'fhoghlaimíomar faoin bpaistéarachán sa rang eolaíochta.
We learned about pasteurization in science class.
Tar éis an phaistéaracháin, fuaraítear an bainne go tapa.
After pasteurization, the milk is cooled quickly.

Other nouns in Irish

More everyday Irish nouns to learn next.

Pasteurization in Irish: frequently asked questions

What is the Irish for pasteurization?

The Irish for pasteurization is paistéarachán (pronounced “pash-TCHAY-ruh-khawn”). It’s a masculine noun.

How do you pronounce paistéarachán in Irish?

Paistéarachán is said like “pash-TCHAY-ruh-khawn” (IPA /ˈpaʃtʲeːɾˠəxaːnˠ/).

Does paistéarachán have a plural?

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

Why does paistéarachán change to phaistéarachán or bpaistéarachán?

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

What is pasteurized milk in Irish?

Pasteurized milk is 'bainne paistéartha', using the adjective formed from the verb 'paistéar'.

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