What does density mean?

Definitions for density
ˈdɛn sɪ tiden·si·ty

This dictionary definitions page includes all the possible meanings, example usage and translations of the word density.

Princeton's WordNet

  1. density, densenessnoun

    the amount per unit size

  2. concentration, density, denseness, tightness, compactnessnoun

    the spatial property of being crowded together

Wiktionary

  1. densitynoun

    A measure of the amount of matter contained by a given volume.

  2. densitynoun

    The ratio of one quantity to that of another quantity.

    The number particles per unit volume of a specified volume can be considered to be the particle density for the specified volume.

  3. densitynoun

    The probability that an event will occur, as a function of some observed variable.

Samuel Johnson's Dictionary

  1. Densitynoun

    Closeness; compactness; close adhesion, or near approach of parts.

    Etymology: densitas, Latin.

    Whilst the densest of metals, gold, if foliated, is transparent, and all metals become transparent, if dissolved in menstruums or vitrified, the opacity of white metals ariseth not from their density alone. Isaac Newton, Opticks.

    The air within the vessels being of a less density, the outward air would press their sides together; and, being of a greater density, would expand them so as to endanger the life of the animal. John Arbuthnot, on Aliments.

ChatGPT

  1. density

    Density is a physical property of matter that refers to the amount of mass in a given volume. It is commonly expressed in units of grams per cubic centimeter or kilograms per cubic meter. Simply, it represents how tightly or loosely packed the particles within a substance are.

Webster Dictionary

  1. Densitynoun

    the quality of being dense, close, or thick; compactness; -- opposed to rarity

  2. Densitynoun

    the ratio of mass, or quantity of matter, to bulk or volume, esp. as compared with the mass and volume of a portion of some substance used as a standard

  3. Densitynoun

    depth of shade

  4. Etymology: [L. densitas; cf. F. densit.]

Wikidata

  1. Density

    The mass density or density of a material is its mass per unit volume. The symbol most often used for density is ρ. Mathematically, density is defined as mass divided by volume: where ρ is the density, m is the mass, and V is the volume. In some cases, density is also defined as its weight per unit volume, although this quantity is more properly called specific weight. Different materials usually have different densities, and density may be relevant to buoyancy, purity and packaging. Osmium and iridium are the densest known elements at standard conditions for temperature and pressure but certain chemical compounds may be denser. Less dense fluids float on more dense fluids if they do not mix. This concept can be extended, with some care, to less dense solids floating on more dense fluids. If the average density of an object is less than water it will float in water and if it is more than water it will sink in water. Density is sometimes expressed by the dimensionless quantity "specific gravity" or "relative density", i.e. the ratio of the density of the material to that of a standard material, usually water. Thus a specific gravity less than one means that the substance floats in water.

Dictionary of Nautical Terms

  1. density

    The weight of a body in comparison with its bulk.

Military Dictionary and Gazetteer

  1. density

    The density or specific gravity of gunpowder is one of its most important properties. In the form of dust, the velocity of combustion increases rapidly with the density up to about 1.60, when it decreases. In grained powder the velocity of combustion decreases as the density increases. For English or American powder this velocity is about four-tenths of an inch per second. For French and most of the continental powders, which are less dense than the English, it is about forty-eight-hundredths of an inch. The excellent preservative qualities of English and American powders are largely due to their high densities,—the standard being about 1.75. A certain degree of density is absolutely essential to grain powder to prevent the inflamed gases from penetrating the pores of the powder and flashing off the whole mass to the destruction of the gun. In the manufacture of powder the density depends, first, upon the amount of trituration to which the ingredients are subjected in the incorporating mill; second, upon the pressure employed to form the cake; and, third, upon the degree of moisture it contains when subjected to these operations, particularly the last. The pressure-gauge is not a reliable measure of the density given to a powder, though a good indication of the hardness, with which density must not be confounded. Dry powder meal offers a great resistance to compression, but becomes very hard,—the work being consumed in consolidating the surface particles. To obtain uniform density a certain amount of moisture is necessary to assist the particles in their movement. As much as 6 per cent. of moisture is used in making prismatic powder.

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British National Corpus

  1. Nouns Frequency

    Rank popularity for the word 'density' in Nouns Frequency: #1929

Usage in printed sourcesFrom: 

Anagrams for density »

  1. destiny

  2. Destiny

How to pronounce density?

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Numerology

  1. Chaldean Numerology

    The numerical value of density in Chaldean Numerology is: 5

  2. Pythagorean Numerology

    The numerical value of density in Pythagorean Numerology is: 6

Examples of density in a Sentence

  1. Andres Meira:

    The real test of a good infrastructure is the density of sensors, this is our plan in Mexico.

  2. Alon Tal:

    Israel is on the road to an ecological, social and quality of life disaster because as the population density rises it becomes more violent, congested and unpleasant to live in and with absolutely no room for any species other than humans.

  3. Neil Kline:

    People with more resources are able to afford homes that are in quieter locations -- more space, less people-density and better sound-proofing, people with more resources can also afford more healthcare when it relates to sleep disorders.

  4. Christof Bigler:

    Fast-growing trees tend to have a lower root density and might be more vulnerable to attacks by insects and pathogens.

  5. Andrew Cuomo:

    Density would be the problem.

Popularity rank by frequency of use

density#1#3925#10000

Translations for density

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"density." Definitions.net. STANDS4 LLC, 2024. Web. 21 Dec. 2024. <https://www.definitions.net/definition/density>.

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