storytelling device

noun
UK /ˈstɔːritelɪŋ dɪˈvaɪs/
US /ˈstɔriˌtɛlɪŋ dɪˈvaɪs/

A tool a writer uses to help tell a story.

The author used a magic mirror as a storytelling device to show the past.


OTHER MEANINGS

2. A repeated object or image that carries meaning in a story.

The old clock is a storytelling device that reminds readers of time passing.

3. A way of telling a story, such as a diary or a letter.

Writing the book as a diary is a clever storytelling device.

4. A twist or surprise used to move the plot forward.

The hidden twin was a storytelling device that changed everything.