ul·​ster | \ ˈəl-stər How to pronounce ulster (audio) \

Definition of ulster

 (Entry 1 of 2)

: a long loose overcoat of Irish origin made of heavy material (such as frieze)


geographical name
Ul·​ster | \ ˈəl-stər How to pronounce Ulster (audio) \

Definition of Ulster (Entry 2 of 2)

1 region of the northern part of the island of Ireland comprising Northern Ireland and the northern part of the republic of Ireland

Note: Ulster was an ancient Irish province which split into several kingdoms in medieval times. After the Anglo-Norman invasion in the 12th century, Ulster eventually came under the control of the British crown and in the 16th century was divided into nine counties, three of which joined the Irish Free State (now the republic of Ireland) in 1921 while the rest remained with the United Kingdom.

2 province of the northern part of the republic of Ireland comprising counties Cavan, Donegal, and Monaghan and bordering on Northern Ireland area 3093 square miles (8042 square kilometers), population 295,000
3 northern ireland used unofficially

Other Words from ulster

Geographical name

Ulsterite \ ˈəl-​stə-​ˌrīt How to pronounce Ulsterite (audio) \ noun
Ulsterman \ ˈəl-​stər-​mən How to pronounce Ulsterman (audio) \ noun

First Known Use of ulster


1876, in the meaning defined above

History and Etymology for ulster


Ulster, Ireland

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The first known use of ulster was in 1876

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Cite this Entry

“Ulster.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ulster. Accessed 10 Jul. 2020.

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