óisín

== Irish == === Etymology === (This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.) === Noun === óisín m (genitive singular óisín, nominative plural óisíní) (biology, zoology) osculum ==== Declension ==== === Mutation === === Further reading === Ó Dónaill, Niall (1977), “óisín”, in Foclóir Gaeilge–Béarla, Dublin: An Gúm, →ISBN