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Propyl in Irish (Próipil): Meaning, Pronunciation, Usage

The Irish for propyl is próipil, a feminine noun (plural próipilí).
Updated October 2026Report a mistake

How to say “propyl” in Irish

Irish:
próipil
English:
propyl
Word type:
noun
Gender:
feminine
Pronunciation:
“PROH-pil”  /ˈpɾˠoːpʲɪlʲ/
Various forms
Plural:
próipilí (propyls)
Genitive singular:
próipile, na próipile (e.g. foirmle na próipile, the formula of propyl)
Genitive plural:
próipilí, na bpróipilí (e.g. foirmlí na bpróipilí, the formulae of the propyls)

What does “próipil” mean?

propyl
In chemistry, a group of three carbon atoms and seven hydrogen atoms that forms part of many organic compounds.Also: propyl group, propyl radical.

“Próipil” with the article

The plural of propyl in Irish is próipilí. Here is próipil after the article (an t-alt), in the singular and the plural.

an phróipil
the propyl
Lenition: p becomes ph after an (feminine noun)
na próipilí
the propyls
Plural: no change after na

“Próipil” in a sentence: Irish examples

Common Irish sentences using próipil, the Irish word for propyl.

Is grúpa ailcile í próipil.
Propyl is an alkyl group.
Tá trí adamh carbóin sa phróipil.
Propyl contains three carbon atoms.
Scríobh an múinteoir foirmle na próipile ar an gclár.
The teacher wrote the formula of propyl on the board.
Tá an phróipil ceangailte leis an ocsaigin.
The propyl is bonded to the oxygen.
Rinneamar staidéar ar phróipilí sa rang ceimice.
We studied propyls in chemistry class.
Is ionann próipil agus próipán gan hidrigin amháin.
Propyl is propane minus one hydrogen.
Cuirtear próipil leis an móilín sa turgnamh.
Propyl is added to the molecule in the experiment.

Other nouns in Irish

More everyday Irish nouns to learn next.

Propyl in Irish: frequently asked questions

What is the Irish for propyl?

The Irish for propyl is próipil (pronounced “PROH-pil”). It’s a feminine noun and the plural is próipilí.

How do you pronounce próipil in Irish?

Próipil is said like “PROH-pil” (IPA /ˈpɾˠoːpʲɪlʲ/).

What is the plural of propyl in Irish?

The plural of próipil is próipilí; with the article, na próipilí means “the propyls”. The genitive plural is próipilí, as in foirmlí na bpróipilí (the formulae of the propyls).

Why does próipil change to phróipil or bpróipil?

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

What is the difference between próipil and próipán?

Próipán is the gas propane, while próipil is the group derived from it by removing one hydrogen atom, as in alcól próipile, propyl alcohol.

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