Rhet. [Gr. ἐκφώνμμα, f. ἐκφωνέ-ειν to cry out.] (See quot.)

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1736–1800.  Bailey, Ecphonema, a rhetorical figure, a breaking out of the voice, with some interjectional particle.

2

1775.  in Ash; and in mod. Dicts.

3