prothalamium

/ˌproʊθəˈleɪmiəm/
noun
  1. Variant spelling of prothalamion; a song or poem written to celebrate a wedding.
    • She read a prothalamium aloud during the wedding reception.
    • The anthology includes a prothalamium by a lesser-known Renaissance poet.
    • The manuscript contained a prothalamium written in the 16th century.
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