Advertisement
Advertisement
density
[den-si-tee]
noun
plural
densitiesthe state or quality of being dense; compactness; closely set or crowded condition.
stupidity; slow-wittedness; obtuseness.
the number of inhabitants, dwellings, or the like, per unit area.
The commissioner noted that the population density of certain city blocks had fallen dramatically.
Physics.mass per unit volume.
Electricity.
the quantity of electricity per unit of volume at a point in space, or the quantity per unit of area at a point on a surface.
the degree of opacity of a substance, medium, etc., that transmits light.
Photography.the relative degree of opacity of an area of a negative or transparency, often expressed logarithmically.
Computers.a measure of the compactness of data saved on a storage medium, as disk or tape, or displayed on an electronic screen.
density
/ ˈɛԲɪɪ /
noun
the degree to which something is filled, crowded, or occupied
high density of building in towns
obtuseness; stupidity
.a measure of the compactness of a substance, expressed as its mass per unit volume. It is measured in kilograms per cubic metre or pounds per cubic foot See also relative density
a measure of a physical quantity per unit of length, area, or volume See charge density current density
physics photog See transmission density reflection density
density
A measure of the quantity of some physical property (usually mass) per unit length, area, or volume (usually volume).
◆ Mass density is a measure of the mass of a substance per unit volume. Most substances (especially gases such as air) increase in density as their pressure is increases or as their temperature decreases.
◆ Energy density is a measure of the amount of energy (often in the form of electromagnetic radiation) per unit volume in a region of space or some material.
See also Boyle's law
density
The relative heaviness of objects, measured in units of mass or weight per units of volume. (See specific gravity.)
Other 51Թ Forms
- nondensity noun
- superdensity noun
51Թ History and Origins
Example Sentences
Mr Hodder adds that there is a high population density in Mogadishu - people driven into the city by drought and conflict.
However, the pressure and density are a bit higher at ground level, and the speed at which sound travels through the atmosphere is lower than Earth.
At the publication of the report by the committee, which she chairs, Ms Hall said there have been "a number of incredibly worrying incidents with crowd density" at the carnival.
"It's jaw dropping in terms of its density," she tells us.
Long duration missions in space take a toll on the body, as astronauts lose bone density and suffer muscle loss.
Advertisement
Advertisement
Advertisement
Advertisement
Advertisement
Browse