- [uncountable]
the quality of being dense; the degree to which something is dense 密集；稠密；密度；浓度 The population density in this city is very high. 这座城市的人口密度很高。 low density forest 低密度森林 an average density of 2.4 people per hectare 每公顷 2.4 人的平均密度
Oxford Collocations Dictionaryadjective- high
- low
- average
- …
- calculate
- determine
- estimate
- …
- change
- vary
- increase
- …
- [countable, uncountable] (
physics 物理 how thick a solid, liquid or gas is, measured by its mass per unit of volume 密度（固体、液体或气体单位体积的质量） the density of a gas 一种气体的密度
Extra ExamplesTopics Physics and chemistryc1similar stars of the same mass and density 质量和密度相同的类似恒星 Vitamin D deficiency causes a loss of bone density. 缺乏维生素D会导致骨密度下降。
Oxford Collocations Dictionaryadjective- high
- low
- average
- …
- calculate
- determine
- estimate
- …
- change
- vary
- increase
- …
- [uncountable] (
computing 计算机 the amount of space available on a disk for recording data 密度（磁盘存储数据的可用空间）
Word Originearly 17th cent.: from French densité or Latin densitas, from densus ‘dense’.