greasacht Definitions (by source) Show all Aithdioghluim Dána: A Miscellany of Irish Bardic Poetry, Historical and Religious, including the Historical Poems of the Duanaire in the Yellow Book of Lecan. Vol II, Translations, Notes, Vocabulary vid. greisim Aithdioghluim Dána: A Miscellany of Irish Bardic Poetry, Historical and Religious, including the Historical Poems of the Duanaire in the Yellow Book of Lecan. Vol II, Translations, Notes, Vocabulary. Editor: Lambert McKenna S.J. Stories from Keating's History of Ireland f., instigation. Stories from Keating's History of Ireland. Author: Geoffrey Keating. Editor: Osborn Bergin.