dense     
  dense  [dense denser densest] BrE [dens]  NAmE [dens]   adjective (dens·er, dens·est)  1. containing a lot of people, things, plants, etc. with little space between them   •a  dense crowd/forest    •areas of dense population   2. difficult to see through   Syn:   ↑thick   •dense fog/smoke/fumes   3. (informal)stupid   •How can you be so dense?   4. difficult to understand because it contains a lot of information   •a dense piece of writing   5. (technical)heavy in relation to its size   •Less dense substances move upwards to form a crust.     Derived Word: ↑densely       Word Origin:    late Middle English: from  Latin densus.        Example Bank:     •John's all right, but he can be a bit dense sometimes.      •The fog was getting very dense.      •The forest is quite dense at that point.      •All that is left of the star is a small, dense core. 
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