{
    "term": "density",
    "partOfSpeech": "noun",
    "ox5000": true,
    "cefr": "c1",
    "definitions": [
        {
            "senseNumber": 1,
            "definition": "the quality of being dense; the degree to which something is dense",
            "cefr": "c1",
            "examples": [
                {
                    "text": "The population density in this city is very high."
                },
                {
                    "text": "low-density forest"
                },
                {
                    "text": "an average density of 2.4 people per hectare"
                }
            ],
            "collocations": {
                "adjective": ["high", "low", "average"],
                "verb + density": ["calculate", "determine", "estimate"],
                "density + verb": ["change", "vary", "increase"]
            }
        },
        {
            "senseNumber": 2,
            "definition": "how thick a solid, liquid or gas is, measured by its mass per unit of volume",
            "labels": "(physics)",
            "cefr": "c1",
            "examples": [
                {
                    "text": "the density of a gas"
                },
                {
                    "text": "similar stars of the same mass and density"
                },
                {
                    "text": "Vitamin D deficiency causes a loss of bone density."
                }
            ],
            "topics": ["Physics and chemistry"],
            "collocations": {
                "adjective": ["high", "low", "average"],
                "verb + density": ["calculate", "determine", "estimate"],
                "density + verb": ["change", "vary", "increase"]
            }
        },
        {
            "senseNumber": 3,
            "definition": "the amount of space available on a disk for recording data",
            "labels": "(computing)",
            "examples": []
        }
    ],
    "pronunciations": {
        "uk": [
            {
                "pronunciation": "/ˈdensəti/",
                "audio": "de/density/density__gb_3.mp3"
            }
        ],
        "us": [
            {
                "pronunciation": "/ˈdensəti/",
                "audio": "de/density/density__us_1.mp3"
            }
        ]
    },
    "wordOrigin": "early 17th cent.: from French densité or Latin densitas, from densus ‘dense’."
}