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