English Dictionary

density

IPA（発音記号）

/ˈdɛn.sɪ.ti/

名詞

可算名詞 不可算名詞 古風

(physics) A measure of the mass of matter contained by a unit volume.

日本語の意味

単位体積あたりに含まれる物質の質量の大きさ

The density of the new alloy was higher than expected, making it ideal for heavy-duty components.

その新合金の密度は予想より高く、重作業用の部品に最適だった。

意味（1）

(physics) 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.

意味（2）

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.

Density, which is genetically linked, deals with the number of strands per square inch on your scalp. Normal density can range from slight to substantial, varying from person to person.

意味（3）

(mathematics, statistics) 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.

意味（4）

(dated) Stupidity; denseness.

densities （ plural ）