Lewis Short
Tălasĭo | Tălassĭo, ii | Tă-lassĭus | Thăl- (noun M) : (), , or ()
* A congratulatory exclamation to a bride, in use from the time of Romulus, like the Gr. Ὑμὴν ὦ ν̔μέναιε. Its meaning was unknown to the ancient writers themselves, but it was probably the name of the god of marriage, Liv. 1, 9, 12; Serv. Verg. A. 1, 651; Fest. pp. 351 and 350 Müll.; Cat. 61, 134; Mart. 1, 36, 6; 12, 42, 4; cf. Becker, Gallus, 2, p. 17 (2d ed.).— In mal. part.,Mart. 12, 96, 5.
Charlton T. Lewis, Charles Short, A Latin Dictionary