density

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density

  • /ˈdɛn.sɪ.ti/ UK
  • /ˈdɛn.sə.ti/ UK
  • /ˈdɛn.sə.ti/ US
  • [ˈdɛn.sə.ɾi] US

Where it comes from

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

noun densities

  1. countable, uncountable A measure of the mass of matter contained by a unit volume. 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.

    Similar: denseness, mass density

  2. countable, uncountable The ratio of one quantity, representing something of interest, to another quantity representing space, area, or extent in which the thing of interest is distributed. The number of particles per unit volume of a specified volume can be considered to be the particle density for the specified volume.

    Similar: denseness, number density

  3. countable, uncountable 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.

    Similar: probability density

  4. countable, uncountable Stupidity. There's only so much density that pedagogy can penetrate.

    Similar: denseness, thickheadedness, blockheadedness

Thesaurus

Closest in meaning: compactness, denseness, concentration, volumetric, volume, fabric, mass, population, thickness, spissitude, populated, lipoprotein, sparse, dense, high-density, densely

Translations

Every language

noun physics: amount of matter contained by a given volume

Españoldensidad
한국어밀도 mildo
日本語密度 mitsudo
中文密度 mìdù
हिन्दीघनत्व ghanatva
Portuguêsdensidade
Françaismasse volumique
DeutschDichte, Massendichte
Italianodensità
Ελληνικάπυκνότητα pyknótita
Românădensitate
Русскийпло́тность plótnostʹ, густота́ gustotá
Tiếng Việtkhối lượng riêng
العربيةكَثَافَة kaṯāfa
עבריתצפיפות החומר, צְפִיפוּת ts'fifut

noun number of particles or other quantity contained by a given volume

Españoldensidad
日本語濃度 nōdo
中文濃度 /浓度 nóngdù
Portuguêsdensidade
Françaisdensité
DeutschDichte
Italianodensità
Românădensitate
Русскийпло́тность plótnostʹ, густота́ gustotá
Tiếng Việtmật độ

noun probability density

Españoldensidad
中文密度 mìdù
Portuguêsdensidade

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Cite this
MLA

"density." Wiktionary, via Micwyn, micwyn.com/word/density. Accessed 6 Nov. 2026.

APA

density. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/density

Chicago

"density." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/density.

BibTeX
@misc{density_2026,
  title = {density},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/density},
  urldate = {2026-11-06}
}