Definition of Northumbria in English:

Northumbria

proper noun

  • 1An area of NE England comprising Northumberland, Durham, and Tyne and Wear.

    1. 1.1An ancient Anglo-Saxon kingdom in NE England extending from the Humber to the Forth.

Origin

From obsolete Northumber, denoting a person living beyond the Humber.

Pronunciation:

Northumbria

/nɔːˈθʌmbrɪə/