density

Meanings

1. 1
   noun

   The amount of a certain phenomenon (such as stuff, things, energy, or otherwise) in a given area (surface area) or volume (amount of space).

   In the past two years, NASA’s Kepler Space Telescope has located nearly 3,000 exoplanet candidates ranging from sub-Earth-sized minions to gas giants that dwarf our own Jupiter. Their densities range from that of styrofoam to iron.

2. 2
   noun

   Stupidity.

   There's only so much density that pedagogy can penetrate.

3. 3
   noun

   the amount per unit size

4. 4
   noun

   the spatial property of being crowded together

5. 5
   noun

   The probability that an outcome will fall into a given range, per unit of that range; the relative likelihood of possible values of a continuous random variable.

Etymology

Borrowed from Middle French densité or Latin densitas. Morphologically dense + -ity.