wednesday, n. [OE. wednesdai, wodnesdei, AS. W, i. e., Woden's day (a translation of L. dies Mercurii); fr. W the highest god of the Teutonic peoples, but identified with the Roman god Mercury; akin to OS. W, OHG. Wuotan, Icel. O, D. woensdag Wednesday, Icel. , Dan. & Sw. onsdag. See Day, and cf. Woden, Wood, a.].
The fourth day of the week; the next day after Tuesday. [1913 Webster]