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By-product in Irish (Seachtháirge): Meaning, Pronunciation, Usage

The Irish for by-product is seachtháirge, a masculine noun (plural seachtháirgí).
Updated October 2026Report a mistake

How to say “by-product” in Irish

Irish:
seachtháirge
English:
by-product
Word type:
noun
Gender:
masculine, fourth declension
Pronunciation:
“SHAKH-haw-ir-gyuh”  /ˈʃaxˌhaːɾʲɟə/
Various forms
Plural:
seachtháirgí (by-products)
Genitive singular:
seachtháirge, an tseachtháirge (e.g. luach an tseachtháirge, the value of the by-product)
Genitive plural:
seachtháirgí, na seachtháirgí (e.g. úsáid na seachtháirgí, the use of the by-products)

What does “seachtháirge” mean?

by-product
A secondary product made while producing something else.Also: byproduct, side product, secondary product.

“Seachtháirge” with the article

The plural of by-product in Irish is seachtháirgí. Here is seachtháirge after the article (an t-alt), in the singular and the plural.

an seachtháirge
the by-product
No change after an
na seachtháirgí
the by-products
Plural: no change after na

“Seachtháirge” in a sentence: Irish examples

Common Irish sentences using seachtháirge, the Irish word for by-product.

Is seachtháirge ime í an bhláthach.
Buttermilk is a by-product of butter.
Díoltar an seachtháirge le feirmeoirí.
The by-product is sold to farmers.
Tá go leor seachtháirgí ag an tionscal seo.
This industry has many by-products.
Baintear úsáid as na seachtháirgí mar bhia ainmhithe.
The by-products are used as animal feed.
Is seachtháirge den phróiseas é an gás seo.
This gas is a by-product of the process.
Rinneadh brabús maith ar dhíol an tseachtháirge.
A good profit was made from selling the by-product.
Ní dramhaíl é ach seachtháirge luachmhar.
It isn't waste but a valuable by-product.

Other nouns in Irish

More everyday Irish nouns to learn next.

By-product in Irish: frequently asked questions

What is the Irish for by-product?

The Irish for by-product is seachtháirge (pronounced “SHAKH-haw-ir-gyuh”). It’s a masculine noun and the plural is seachtháirgí.

How do you pronounce seachtháirge in Irish?

Seachtháirge is said like “SHAKH-haw-ir-gyuh” (IPA /ˈʃaxˌhaːɾʲɟə/).

What is the plural of by-product in Irish?

The plural of seachtháirge is seachtháirgí; with the article, na seachtháirgí means “the by-products”. The genitive plural is seachtháirgí, as in úsáid na seachtháirgí (the use of the by-products).

Why does seachtháirge change to sheachtháirge?

After words like mo (my) and do (your) the first letter is lenited: mo sheachtháirge. After ár (our) it stays ár seachtháirge, because s does not take eclipsis.

How is 'seachtháirge' formed?

It combines the prefix 'seach-' (side, secondary) with 'táirge' (product), with lenition giving 'tháirge'.

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