West Frisia

Proper noun

 * 1)  The part of the historical region of Frisia between the Vlie and Lauwers, covering the present-day province of Frisia, the Ommelanden, and present-day West-Friesland in the province of North Holland.
 * 2) The present-day Dutch province of Frisia (Fryslân). (Usually used in an international context.)
 * 3) A region in the Dutch province of North Holland bordering the IJsselmeer (West-Friesland).
 * 4)  The part of the historical region of Frisia west of the Vlie, covering parts of Holland and Zeeland.
 * 5)  The western part of the present-day Dutch province of Frisia (Fryslân).
 * 1)  The western part of the present-day Dutch province of Frisia (Fryslân).

Usage notes
The term West Frisia can refer to various parts of the historical region of Frisia.