dense definition

1. permitting little if any light to pass through because of denseness of matter
• examples: dense smoke
• examples: heavy fog
• examples: impenetrable gloom
2. hard to pass through because of dense growth
• examples: dense vegetation
• examples: thick woods
3. having high relative density or specific gravity
• examples: dense as lead
4. slow to learn or understand; lacking intellectual acuity; ; ; - Thackeray
• examples: so dense he never understands anything I say to him
• examples: never met anyone quite so dim
• examples: although dull at classical learning, at mathematics he was uncommonly quick
• examples: dumb officials make some really dumb decisions
• examples: he was either normally stupid or being deliberately obtuse
• examples: worked with the slow students