trettondag

== Swedish == === Alternative forms === trettondedag === Etymology === Clipping of trettondedag jul, from Old Swedish þrættande dagher iula (“thirteenth day of Christmas”). Compare Icelandic þrettándi. === Noun === trettondag c Epiphany (Christian holiday) Synonym: trettondag jul ==== Usage notes ==== Most often used in the definite singular. ==== Declension ==== ==== Related terms ==== trettondagsafton === References === “trettondag”, in Svenska Akademiens ordböcker [Dictionaries of the Swedish Academy] (in Swedish)