dense

Meanings

• permitting little if any light to pass through because of denseness of matter
  • "dense smoke"
• hard to pass through because of dense growth
  • "dense vegetation"
• having high relative density or specific gravity
  • "dense as lead"
• slow to learn or understand; lacking intellectual acuity; ; ; - Thackeray
  • "so dense he never understands anything I say to him"

Synonyms

dim, dull, dumb, heavy, impenetrable, obtuse, slow, thick