What does "elocution" mean?

Elocution: Oratorical or expressive delivery, including the graces of intonation, gesture, etc.; style or manner of speaking or reading in public; as, clear, impressive elocution. "The elocution of a reader." Whately 3. Suitable and impressive writing or style; eloquent diction. [Obs.] To express these thoughts with elocution. Dryden.