peroration

noun

Etymology: From Latin perōrō (“to speak at length, to conclude a speech”) (from per- (“very”) + ōrō (“to speak, to orate”) (English orate)) + -ation (“action (nominalizer)”) (from Latin -ātiō).

1. The concluding section of a discourse, either written or oral, in which the orator or writer sums up and commends his topic to his audience, particularly as used in the technical sense of a component of ancient Roman oratorical delivery.

   “This passage is virtually the peroration of the Ethics; the few paragraphs that follow are concerned with the transition to politics.”

   “The young man achieved perfect timing, for the last word of his peroration coincided with the muffled clap of the doors closing, after having launched the coffin onto the rails of a subterranean railway.”

2. A discourse or rhetorical argument in general.

   “Nephew, what means this passionate discourse, This peroration with such circumstance?”