单词	density
释义	density noun den·​si·​ty ˈden(t)-sə-tē  plural densities 1 : the quality or state of being dense measures of traffic density the density of the cake felt that the candidate's density on the subject of equality was alarming the density of her prose 2 mathematics : the quantity per unit of volume (see volume entry 1 sense 2), unit of area (see area sense 1), or unit of length: such as a chemistry : the mass (see mass entry 2 sense 1c) of a substance per unit of volume pure iron has a density of 7.8 grams per cubic centimeter b chemistry : the distribution of a quantity (such as electricity or energy) per unit usually of space (such as length, area, or volume) The drawback to using ethanol as a complete replacement for gasoline, however, is not only the high cost of its production from cellulose but also its lower energy density. John R. Regalbuto c : the average number of individuals or units per unit of space a population density of 500 per square mile a housing density of 10 houses per acre 3 physics a : the degree of opacity (see opacity sense 2) of a translucent medium the fog's density b : the common logarithm of the opacity Synonyms consistence consistency thickness viscidity viscosity See all Synonyms & Antonyms Example Sentences We were surprised by the fog's density. the density of her writing style These instruments are used for measuring the density of the atmosphere. Recent Examples on the Web According to the California Governor’s Office of Emergency Services, which issued the text alert, residents in certain counties were targeted because of high temperatures, population density and air conditioner use. Grace Toohey, Los Angeles Times, 7 Sep. 2022 People in low population-density areas, such as the Great Plains, are more likely to move than those who already live in bigger cities. Andrew Van Dam, Washington Post, 12 Aug. 2022 States with the fewest luxury cars also have the lowest population density. Abby Montanez, Robb Report, 8 Aug. 2022 Maybe the virus crosses over to the farmworkers but fizzles out because there’s not enough population density to sustain a human epidemic. Wired, 5 Aug. 2022 The population density of those two behemoths stands at 27,000 and 12,000 people per square mile, respectively. Paul Stephen, San Antonio Express-News, 27 July 2022 The tweet, in response to a thread about population density, is not the first time that the Tesla billionaire has discussed how small the human population is, and warned in bold terms that there just aren’t enough people in the world. Alena Botros, Fortune, 20 July 2022 In each category, the website assigned point values for criteria like a city’s average summer temperature, population density and amount of shade available. Tandra Smith | Tsmith@al.com, al, 11 July 2022 But a quake’s death toll more often comes down to geography, building quality, and population density. Fazel Rahman Faizi, The Christian Science Monitor, 22 June 2022 See More Word History Etymology see dense First Known Use 1598, in the meaning defined at sense 1 Phrases Containing density density function high-density lipoprotein population density probability density function probability density very low density lipoprotein low-density lipoprotein density function high-density lipoprotein population density probability density function probability density very low density lipoprotein low-density lipoprotein See More Kids Definition density noun den·​si·​ty ˈden-sə-tē  plural densities 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 Definition density noun den·​si·​ty ˈden(t)-sət-ē, -stē  plural densities 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 density noun 1 as in consistency the degree to which a fluid can resist flowing the simple fact that molasses has greater density than room-temperature water Synonyms & Similar Words Relevance consistency consistence thickness viscosity compactness solidity viscidity firmness ropiness stickiness 2 as in thickness the quality or state of lacking intelligence or quickness of mind only a person with the proverbial density of concrete could have missed that clue Synonyms & Similar Words thickness denseness slowness dullness stupidness stupidity obtuseness doltishness simplicity dopiness boneheadedness mindlessness dorkiness dumbness simpleness insanity gormlessness foolishness vacuity brainlessness witlessness oafishness dim-wittedness dulness senselessness fatuity weak-mindedness absurdity madness craziness idiocy inaneness feeblemindedness nonsensicalness dottiness unreasonableness wackiness zaniness balminess mental retardation nuttiness fatuousness irrationality simplemindedness preposterousness daftness dippiness inanity silliness mental deficiency fallacy lunacy nincompoopery folly asininity Antonyms & Near Antonyms brightness intelligence sharpness perception brilliance quickness smartness cleverness insight judgement judgment alertness acumen braininess perspicacity astuteness keenness discernment wisdom percipience wit validity sagacity sapience reasonableness quick-wittedness rationality soundness logicality logicalness sageness rationalness See More
随便看	lilac leaf miner lilac mildew lilaccer lilaccest lilaceous lilacer lilacest lilacs lilacthroat Lilaeopsis lilangeni lilangenies lilangenis lilas lilia Liliaceae liliaceaes liliaceous Liliales lilialeses lilialesses lilied Lilienthal lilies lilies of the valley

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