Search Result for "dense": 
Wordnet 3.0

ADJECTIVE (4)

1. permitting little if any light to pass through because of denseness of matter;
- Example: "dense smoke"
- Example: "heavy fog"
- Example: "impenetrable gloom"
[syn: dense, heavy, impenetrable]

2. hard to pass through because of dense growth;
- Example: "dense vegetation"
- Example: "thick woods"
[syn: dense, thick]

3. having high relative density or specific gravity;
- Example: "dense as lead"

4. slow to learn or understand; lacking intellectual acuity;
- Example: "so dense he never understands anything I say to him"
- Example: "never met anyone quite so dim"
- Example: "although dull at classical learning, at mathematics he was uncommonly quick"- Thackeray
- Example: "dumb officials make some really dumb decisions"
- Example: "he was either normally stupid or being deliberately obtuse"
- Example: "worked with the slow students"
[syn: dense, dim, dull, dumb, obtuse, slow]



The Collaborative International Dictionary of English v.0.48:

Dense \Dense\, a. [L. densus; akin to Gr. ? thick with hair or
   leaves: cf. F. dense.]
   1. Having the constituent parts massed or crowded together;
      close; compact; thick; containing much matter in a small
      space; heavy; opaque; as, a dense crowd; a dense forest; a
      dense fog.
      [1913 Webster]

            All sorts of bodies, firm and fluid, dense and rare.
                                                  --Ray.
      [1913 Webster]

            To replace the cloudy barrier dense.  --Cowper.
      [1913 Webster]

   2. Stupid; gross; crass; as, dense ignorance.
      [1913 Webster]


WordNet (r) 3.0 (2006):

dense
    adj 1: permitting little if any light to pass through because of
           denseness of matter; "dense smoke"; "heavy fog";
           "impenetrable gloom" [syn: dense, heavy,
           impenetrable]
    2: hard to pass through because of dense growth; "dense
       vegetation"; "thick woods" [syn: dense, thick]
    3: having high relative density or specific gravity; "dense as
       lead"
    4: 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" [syn: dense, dim, dull, dumb,
       obtuse, slow]