Ep′i-deic′tic, a.

a. [Gr. ἐπιδεικτικός, fit for displaying or showing off; from ἐπιδεικνύναι, to show forth, to display, from ἐπί and δεικνύναι, to show.] Serving to show forth, explain, or exhibit; — applied by the Greeks to a kind of oratory, which, by full amplification, seeks to persuade.