A country in the United Kingdom, situated in the northeastern part of the island of Ireland.

A republic in western Europe, covering most of the island of Ireland, with Dublin as its capital.

A sovereign state that would cover the whole of the island of Ireland.

The short-lived autonomous region of the United Kingdom established on 3 May 1921 and dissolved on 6 December 1922, superseded by the Irish Free State. / (informal, rare) The Republic of Ireland.

The Anglican church body active in Ireland (both the Republic of Ireland and Northern Ireland).

The Irish state under the English monarchs from its creation during the reign of King Henry VIII of England when he elevated Ireland from a lordship to a kingdom, to its abolition in 1801 under King George III, when it joined the United Kingdom of Great Britain and Ireland.

The Irish state under the English Kings/Queens when the King/Queen of England held the ex officio title Lord of Ireland from the time Pope Adrian IV granted the title to King Henry II of England, until the time King Henry VIII left the Roman Catholic Church and elevated his Irish title to King of Ireland and the Irish state's status from a lordship to a kingdom.

(politics, historical) An Irish political, cultural and social movement of the mid-19th century that began as a tendency within Daniel O'Connell's Repeal Association but eventually split to found the Irish Confederation in 1847.

The second largest island in the British Isles: Northern Ireland and the Republic of Ireland collectively.

A plant in the mint family grown for its distinctive green cup-like circular calyxes, Moluccella laevis