Prothalamion is a noun that refers to a song celebrating an upcoming marriage.

Our word of the day comes from the title of a 16th century poem and is typically used in a literary or historical context. But as songs are still performed at weddings, prothalamion may be used in a modern, ordinary context. Here’s an example:

As a songwriter, I’ve mostly written jingles for TV ads and sitcoms. So it was quite a challenge to compose a prothalamion. I hope all who attend Alex and Amy’s wedding are happy with the result.