1. serving to expose, reveal, or uncover something hidden or concealed
2. intended to explain or set forth; expository in nature
Usage: formal, less common

Examples

• The investigative report was expositive of widespread corruption in the department.
• Her expositive writing style made complex scientific concepts accessible to general readers.
• The documentary took an expositive approach to revealing the truth behind the scandal.
• The witness provided expositive testimony that contradicted the defendant's claims.
• The artist's expositive paintings laid bare the social injustices of the era.
• The article's expositive nature helped readers understand the hidden mechanisms of the system.