The English name is derived from Old English Tiwesdæg and Middle English Tewesday, meaning "TÄ«w's Day", the day of Tiw or Týr, the god of single combat, victory and heroic glory in Norse mythology. Tiw was equated with Mars in the interpretatio germanica, and the name of the day is a translation of Latin dies Martis. From Old English tiwesdæg, from Tiwes, genitive of Tiw "Tiu," from Proto-Germanic *Tiwaz "god of the sky," the original supreme deity of ancient Germanic mythology, differentiated specifically as Tiu, ancient Germanic god of war. Compare Old Frisian tiesdei, Old Norse tysdagr, Swedish tisdag, Old High German ziestag. [This match starts on Tuesday, 01 March]