dense
adjective(dense)
hard to pass through because of dense growth
Examples:
Dense vegetation.
dense
adjective(dense)
slow to learn or understand; lacking intellectual acuity
Examples:
So dense he never understands anything I say to him.
dense
adjective(dense)
permitting little if any light to pass through because of denseness of matter
Examples:
Dense smoke.
dense
adjective(dense)
having high relative density or specific gravity
Examples:
Dense as lead.