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Pinion in Irish (Pinniún): Meaning, Pronunciation, Usage

The Irish for pinion is pinniún, a masculine noun (plural pinniúin).
Updated October 2026Report a mistake

How to say “pinion” in Irish

Irish:
pinniún
English:
pinion
Word type:
noun
Gender:
masculine, first declension
Pronunciation:
“PIN-yoon”  /ˈpʲɪnʲuːnˠ/
Various forms
Plural:
pinniúin (pinions)
Genitive singular:
pinniúin, an phinniúin (e.g. fiacla an phinniúin, teeth of the pinion)
Genitive plural:
pinniún, na bpinniún (e.g. fiacla na bpinniún, the teeth of the pinions)

What does “pinniún” mean?

pinion
A small toothed wheel that engages with a larger gear wheel or a rack.Also: pinion gear, small gear, cogwheel.

Other Irish words for pinion: eite (wing)

“Pinniún” with the article

The plural of pinion in Irish is pinniúin. Here is pinniún after the article (an t-alt), in the singular and the plural.

an pinniún
the pinion
No change after an
na pinniúin
the pinions
Plural: no change after na

“Pinniún” in a sentence: Irish examples

Common Irish sentences using pinniún, the Irish word for pinion.

Tá pinniún beag ag casadh an rotha mhóir.
A small pinion is turning the big wheel.
Bhris fiacail den phinniún inné.
A tooth broke off the pinion yesterday.
Caithfear an pinniún a athrú go luath.
The pinion will have to be replaced soon.
Cuir ola ar fhiacla an phinniúin.
Put oil on the teeth of the pinion.
Tá dhá phinniún sa ghiarbhosca seo.
There are two pinions in this gearbox.
Bhí na pinniúin caite go dona.
The pinions were badly worn.
Oibríonn an raca agus an pinniún le chéile.
The rack and the pinion work together.

Other nouns in Irish

More everyday Irish nouns to learn next.

Pinion in Irish: frequently asked questions

What is the Irish for pinion?

The Irish for pinion is pinniún (pronounced “PIN-yoon”). It’s a masculine noun and the plural is pinniúin.

How do you pronounce pinniún in Irish?

Pinniún is said like “PIN-yoon” (IPA /ˈpʲɪnʲuːnˠ/).

What is the plural of pinion in Irish?

The plural of pinniún is pinniúin; with the article, na pinniúin means “the pinions”. The genitive plural is pinniún, as in fiacla na bpinniún (the teeth of the pinions).

Why does pinniún change to phinniún or bpinniún?

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

Does 'pinniún' mean a bird's wing feather?

No, 'pinniún' is used for the mechanical gear; for a wing or feather use 'sciathán' or 'cleite'.

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