Definition of Mercia in US English:

Mercia

proper noun

  • A former kingdom in central England. It was established by invading Angles in the 6th century in the border areas between the new Anglo-Saxon settlements in the east and the Celtic regions in the west.

Pronunciation

Mercia

/ˈmɛrʃ(i)ə//ˈmerSH(ē)ə/