Webster's Revised Unabridged Dictionary · 1913

Tuesday

Tuesday (tūz"da; 48) , noun

[Old English Tewesday, Anglo-Saxon Tiwes dag the day of Tiw the god of war; akin to Old High German Zio, Icelandic Tȳr, Latin Jupiter, Greek Zey`s;, compare Old High German Ziostac Tuesday, German Dienstag, Icelandic Tȳsdagr. r244. See Deity, Day, and compare Jovial.]

The third day of the week, following Monday and preceding Wednesday.