1. the quality of being difficult to understand; obscurity or complexity
Usage: formal; rare

Examples

• The abstrusity of the philosophical text made it challenging for undergraduate students.
• Critics complained about the abstrusity of the new tax regulations.
• The professor’s lecture was marked by unnecessary abstrusity.
• She admired the poem despite its abstrusity.
• The abstrusity of quantum mechanics requires years of study to comprehend.
• Legal documents are often criticized for their abstrusity.