{
    "term": "migration",
    "partOfSpeech": "noun",
    "academic": true,
    "ox5000": true,
    "cefr": "c1",
    "definitions": [
        {
            "senseNumber": 1,
            "definition": "the movement every year of large numbers of birds or animals from one place to another",
            "cefr": "c1",
            "examples": [
                {
                    "text": "the seasonal migration of blue whales"
                },
                {
                    "text": "the migration routes of birds"
                }
            ],
            "topics": ["Birds"],
            "collocations": {
                "adjective": ["seasonal", "autumn", "fall"],
                "… of migration": ["wave"],
                "migration + verb": ["occur", "take place", "increase"],
                "migration + noun": ["path", "pattern", "route"],
                "preposition": ["migration from", "migration to"]
            }
        },
        {
            "senseNumber": 2,
            "definition": "the movement of people to a new country or area in order to find work or better living conditions",
            "sensetop": "migration (from…) (to…)",
            "cefr": "c1",
            "examples": [
                {
                    "text": "migration from rural to urban areas"
                },
                {
                    "text": "It was one of the largest **mass migrations** in US history."
                },
                {
                    "text": "**Net migration**— more people moving to the state than leaving—accounts for about two thirds of the population gain."
                },
                {
                    "text": "The decline of the rural economy has caused urban migration."
                },
                {
                    "text": "The rising level of poverty led to the migration of whole families to the capital and other big cities."
                },
                {
                    "text": "the great waves of migration that took Europeans to the New World"
                }
            ],
            "topics": ["Social issues"]
        },
        {
            "senseNumber": 3,
            "definition": "the act of moving programs, etc. from one computer system to another; the fact of changing from one computer system to another",
            "examples": []
        }
    ],
    "pronunciations": {
        "uk": [
            {
                "pronunciation": "/maɪˈɡreɪʃn/",
                "audio": "mi/migration/migration__gb_2.mp3"
            }
        ],
        "us": [
            {
                "pronunciation": "/maɪˈɡreɪʃn/",
                "audio": "mi/migration/migration__us_1.mp3"
            }
        ]
    },
    "wordOrigin": null
}