1. of, relating to, or serving as an exposition; explanatory or descriptive in nature
Usage: commonly used in literary and academic contexts
2. relating to or characteristic of an exposition (a large public exhibition or display)
Usage: less common than the first sense

Examples

• The opening chapter is heavily expositional, providing background on the main character's family history.
• The film's expositional dialogue felt awkward and unnatural to many viewers.
• Teachers often use expositional writing to help students understand complex scientific concepts.
• The expositional section of the novel explains the historical context of the story.
• Rather than show the conflict, the author relied on expositional narration to describe it.
• The expositional fair showcased innovations from technology companies across the region.