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Pentose in Irish (Peantós): Meaning, Pronunciation, Usage

The Irish for pentose is peantós, a masculine noun (plural peantóis).
Updated October 2026Report a mistake

How to say “pentose” in Irish

Irish:
peantós
English:
pentose
Word type:
noun
Gender:
masculine
Pronunciation:
“pyan-TOHS”  /pʲanˠˈt̪ˠoːsˠ/
Various forms
Plural:
peantóis (pentoses)
Genitive singular:
peantóis, an pheantóis (e.g. struchtúr an pheantóis, the structure of the pentose)
Genitive plural:
peantós, na bpeantós (e.g. struchtúr na bpeantós, the structure of pentoses)

What does “peantós” mean?

pentose
A simple sugar whose molecule contains five carbon atoms, such as ribose.Also: pentose sugar, five-carbon sugar, monosaccharide.

“Peantós” with the article

The plural of pentose in Irish is peantóis. Here is peantós after the article (an t-alt), in the singular and the plural.

an peantós
the pentose
No change after an
na peantóis
the pentoses
Plural: no change after na

“Peantós” in a sentence: Irish examples

Common Irish sentences using peantós, the Irish word for pentose.

Is siúcra simplí é peantós.
A pentose is a simple sugar.
Tá cúig adamh carbóin sa pheantós.
There are five carbon atoms in the pentose.
Is peantós é an ribós.
Ribose is a pentose.
Tá peantóis le fáil in aigéid núicléacha.
Pentoses are found in nucleic acids.
Fuaireamar foirmle an pheantóis sa leabhar.
We found the formula of the pentose in the book.
Rinneamar staidéar ar na peantóis inniu.
We studied the pentoses today.
Ní heicseós é an peantós seo.
This pentose is not a hexose.

Other nouns in Irish

More everyday Irish nouns to learn next.

Pentose in Irish: frequently asked questions

What is the Irish for pentose?

The Irish for pentose is peantós (pronounced “pyan-TOHS”). It’s a masculine noun and the plural is peantóis.

How do you pronounce peantós in Irish?

Peantós is said like “pyan-TOHS” (IPA /pʲanˠˈt̪ˠoːsˠ/).

What is the plural of pentose in Irish?

The plural of peantós is peantóis; with the article, na peantóis means “the pentoses”. The genitive plural is peantós, as in struchtúr na bpeantós (the structure of pentoses).

Why does peantós change to pheantós or bpeantós?

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

How is 'peantós' related to other sugar names in Irish?

Like 'glúcós' and 'fruchtós', 'peantós' uses the ending -ós for the English -ose, and these chemical sugar names are masculine.

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