Dictionary

density

noun den·si·ty \ˈden(t)-sə-tē\
plural den·si·ties

Definition of DENSITY

1
:  the quality or state of being dense
2
:  the quantity per unit volume, unit area, or unit length: as
a :  the mass of a substance per unit volume
b :  the distribution of a quantity (as mass, electricity, or energy) per unit usually of space (as length, area, or volume)
c :  the average number of individuals or units per space unit <a population density of 500 per square mile> <a housing density of 10 houses per acre>
3
a :  the degree of opacity of a translucent medium
b :  the common logarithm of the opacity

Examples of DENSITY

  1. We were surprised by the fog's density.
  2. the density of her writing style
  3. These instruments are used for measuring the density of the atmosphere.

First Known Use of DENSITY

1598

Other Chemical Engineering Terms

alkali, cation, decant, hygroscopic, isotope, oxidize, slurry, solute, viscous
DENSITY Defined for Kids

density

noun den·si·ty \ˈden-sə-tē\
plural den·si·ties

Definition of DENSITY for Kids

1
:  the condition of having parts that are close together <the jungle's density>
2
:  the amount of something in a specified volume or area <high population density>
Medical Dictionary

density

noun den·si·ty \ˈden(t)-sət-ē, -stē\
plural den·si·ties

Medical Definition of DENSITY

1
:  the quantity per unit volume, unit area, or unit length: as a :  the mass of a substance per unit volume b :  the distribution of a quantity (as mass, electricity, or energy) per unit usually of space c :  the average number of individuals or units per space unit <a population density of 500 per square mile>
2
a :  the degree of opacity of a translucent medium b :  absorbance
July 28, 2015
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