ˈthərzdē, -ə̄z-, -əiz-, -di also -z(ˌ)dā noun
( -s )
Usage: usually capitalized
Etymology: Middle English thuresday, thursday, from Old English thuresdæg, thursdæg, from Old Norse thōrsdagr; akin to Old English thunresdæg Thursday, Old High German Donares tag; all from a prehistoric North Germanic-West Germanic compound formed from constituents represented by Old High German Donar, the Germanic god of the sky (from thonar, donar thunder), and by Old High German tag day; translation of Latin Jovis dies, literally, day of Jupiter (the ancient Roman god of the sky and the planet Jupiter) — more at thunder , day
: the fifth day of the week : the day following Wednesday