den·si·ty
/ˈdensədē/
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noun
noun: density; plural noun: densities
the degree of compactness of a substance.
"a reduction in bone density"
synonyms: solidity, solidness, denseness, thickness, substance, bulk, weight, mass; More
compactness, tightness, hardness
"vitamin D deficiency causes a loss of bone density"
Computing
a measure of the amount of information on a storage medium (tape or disk). For magnetic tape it is the amount of information recorded per unit length of tape (bits per inch or millimeter); for a disk, a fixed number of bits per sector, sectors per track, and tracks per disk.
noun: packing density; plural noun: packing densities
"chip density doubles every eighteen months"
Physics
degree of consistency measured by the quantity of mass per unit volume.
the opacity of a photographic image.
the quantity of people or things in a given area or space.
"areas of low population density"
Origin
early 17th century: from French densité or Latin densitas, from densus ‘dense’.
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