See also: oen, ōen, øen, ön, -ön, and ön-

Middle Irish edit

Etymology edit

From Old Irish óen, from Proto-Celtic *oinos, from Proto-Indo-European *óynos.

Numeral edit

Middle Irish cardinal numbers
1 2  > 
    Cardinal : óen
    Ordinal : cét-

óen

  1. one

Descendants edit

  • Irish: aon
  • Manx: un
  • Scottish Gaelic: aon

Determiner edit

óen

  1. the same
    • c. 1000, “The Tale of Mac Da Thó's Pig”, in Ernst Windisch, editor, Irische Texte, volume 1, published 1800, section 1:
      I n‑oen uair dana tancatar ocus techta Conchobair mic Nessa do chungid in chon chetna.
      At the same time, then, messengers came also from Conchobar Mac Nessa to ask for the same dog.

Mutation edit

Middle Irish mutation
Radical Lenition Nasalization
óen unchanged n-óen
Note: Some of these forms may be hypothetical. Not every
possible mutated form of every word actually occurs.

Further reading edit

Old Irish edit

Alternative forms edit

Etymology edit

From Proto-Celtic *oinos, from Proto-Indo-European *óynos.

Pronunciation edit

Numeral edit

Old Irish cardinal numbers
1 2  > 
    Cardinal : óen
    Ordinal : cétnae
    Male personal : óenar

óen

  1. one

Usage notes edit

When used to count objects, this numeral precedes the noun, whose word-initial consonant undergoes lenition.

  • óen ḟerone man
  • óen ṡúilone eye

Determiner edit

óen

  1. the same
  2. single (especially after cech (every))
    • c. 800–825, Diarmait, Milan Glosses on the Psalms, published in Thesaurus Palaeohibernicus (reprinted 1987, Dublin Institute for Advanced Studies), edited and with translations by Whitley Stokes and John Strachan, vol. I, pp. 7–483, Ml. 53c3
      cech oín gessid .i. giges Día
      every single supplicant i.e. who will pray to God

Derived terms edit

Descendants edit

Mutation edit

Old Irish mutation
Radical Lenition Nasalization
óen unchanged n-óen
Note: Some of these forms may be hypothetical. Not every
possible mutated form of every word actually occurs.

Further reading edit