1. to reduce the intellectual content, complexity, or quality of something in order to make it simpler or more accessible to a wider audience
Usage: informal; often used critically to suggest oversimplification

Examples

• The publisher decided to dumbsize the textbook to appeal to younger readers.
• Critics argue that the news media tends to dumbsize complex political issues.
• We shouldn't dumbsize the curriculum just to improve test scores.
• The director chose to dumbsize the plot rather than challenge the audience.
• Some educators worry that standardized testing encourages teachers to dumbsize their lessons.