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

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

How to say “by-product” in Irish

Irish:
fuíolltáirge
English:
by-product
Word type:
noun
Gender:
masculine, fourth declension
Pronunciation:
“FEEL-taw-ir-gyuh”  /ˈfʲiːl̪ˠˌt̪ˠaːɾʲɟə/
Various forms
Plural:
fuíolltáirgí (by-products)
Genitive singular:
fuíolltáirge, an fhuíolltáirge (e.g. luach an fhuíolltáirge, the value of the by-product)
Genitive plural:
fuíolltáirgí, na bhfuíolltáirgí (e.g. díol na bhfuíolltáirgí, the sale of the by-products)

What does “fuíolltáirge” mean?

by-product
A secondary product made incidentally while manufacturing or producing something else.Also: byproduct, residual product, waste product.

“Fuíolltáirge” with the article

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

an fuíolltáirge
the by-product
No change after an
na fuíolltáirgí
the by-products
Plural: no change after na

“Fuíolltáirge” in a sentence: Irish examples

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

Is fuíolltáirge í an bhláthach.
Buttermilk is a by-product.
Díoltar an fuíolltáirge le feirmeoirí áitiúla.
The by-product is sold to local farmers.
Tá margadh maith ann do na fuíolltáirgí seo.
There is a good market for these by-products.
Úsáidtear fuíolltáirgí na monarchan mar bhreosla.
The factory's by-products are used as fuel.
Is beag luach atá ar an bhfuíolltáirge sin.
That by-product has little value.
Bíonn gás ina fhuíolltáirge sa phróiseas.
Gas is a by-product of the process.
Rinne siad brabús as praghas an fhuíolltáirge.
They made a profit from the price of the by-product.

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By-product in Irish: frequently asked questions

What is the Irish for by-product?

The Irish for by-product is fuíolltáirge (pronounced “FEEL-taw-ir-gyuh”). It’s a masculine noun and the plural is fuíolltáirgí.

How do you pronounce fuíolltáirge in Irish?

Fuíolltáirge is said like “FEEL-taw-ir-gyuh” (IPA /ˈfʲiːl̪ˠˌt̪ˠaːɾʲɟə/).

What is the plural of by-product in Irish?

The plural of fuíolltáirge is fuíolltáirgí; with the article, na fuíolltáirgí means “the by-products”. The genitive plural is fuíolltáirgí, as in díol na bhfuíolltáirgí (the sale of the by-products).

Why does fuíolltáirge change to fhuíolltáirge or bhfuíolltáirge?

Irish changes the start of some words after certain words. After mo (my) fuíolltáirge becomes m'fhuíolltáirge (lenition), and after ár (our) or i (in) it becomes ár bhfuíolltáirge (eclipsis).

How is 'fuíolltáirge' built?

It combines 'fuíoll' (remainder, leftover) with 'táirge' (product), so literally a leftover product, a by-product.

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