Meaning of DENSITY in English

denseness [noun]The area has a high/low population density. [C]We were unable to move because of the density of the crowd. [U]The density of the fog made it difficult to see where we were going. [U]This new film seems to lack the density of (= it is easier to understand than) some of the director's earlier work. [U]

Cambridge English vocab.      Кембриджский английский словарь.