Webster's Revised Unabridged Dictionary · 1913

Wyn

Wyn , noun

[Anglo-Saxon wēn.]

One of the runes ({not transcribed}) adopted into the Anglo-Saxon, or Old English, alphabet. It had the value of modern English w, and was replaced from about a. d. 1280 at first by uu, later by w.

Also: Wen, Wynn