Thŭrs'day, n.

n. [A-S. thunres dæg, from thunres, genitive of thunor, thunder, and dæg, day; Icel. thorsdagr, Sw. thorsdäg, Dan. torsdag, D. donderdag, O. H. Ger. toniris (donares) tac, M. H. Ger. donnestac, N. H. Ger. donnerstag. This day is called so from its being originally consecrated to Thor, Icel. Thorr, the god of thunder, answering to the Jove of the Romans, hence N. Lat. dies Jovis. See THOR.] The fifth day of the week.