The definition of an oration is a formal speech given at a ceremony.(noun)
An example of an oration is the best man at a wedding ceremony giving a speech about the couple.
See oration in Webster's New World College Dictionary
Origin: ME oracion < L oratio < orare, to speak < IE base *ōr-, to speak, call > Gr ara, prayer
See oration in American Heritage Dictionary 4
Origin: Middle English oracion, prayer
Origin: , from Late Latin ōrātiō, ōrātiōn-
Origin: , from Latin, discourse
Origin: , from ōrātus
Origin: , past participle of ōrāre, to speak.
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