- The definition of an epithalamium is a song or poem sung or read at a couple's wedding ceremony.
An example of an epithalamium is a friend singing a dedication song during a wedding ceremony.
Origin: Classical Latin ; from Classical Greek epithalamion ; from epithalamios, nuptial ; from epi-, at plush thalamos, bridal chamber ; from Indo-European base an unverified form dhel-, an arch, hollow from source dale, dell
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or ep·i·tha·la·mi·onnoun pl. ep·i·tha·la·mi·ums or ep·i·tha·la·mi·a
Origin: Latin, from Greek epithalamion, from neuter of epithalamios, of a wedding : epi-, epi- + thalamos, bridal chamber.