a literary or linguistic technique that produces a specific effect, esp. a figure of speech, narrative style, or plot mechanism
This he thought sufficient, but Mrs. Clemens did not highly regard such a literary device.
The narrative is too evidently a literary device, one would think, to deceive anybody of awakened discernment.
The introduction of Solomon, the ideal of wisdom, is a literary device of the later time, and probably deceived nobody.
Their objectivity is no literary device but a quality of mind.