{
    "term": "nickel",
    "partOfSpeech": "noun",
    "definitions": [
        {
            "senseNumber": 1,
            "definition": "a chemical element. Nickel is a hard silver-white metal used in making some types of steel and other alloys.",
            "cefr": "c2",
            "examples": [],
            "topics": ["Physics and chemistry"]
        },
        {
            "senseNumber": 2,
            "definition": "a coin of the US and Canada worth 5 cents",
            "cefr": "c1",
            "examples": [],
            "topics": ["Money"]
        }
    ],
    "pronunciations": {
        "uk": [
            {
                "pronunciation": "/ˈnɪkl/",
                "audio": "ni/nickel/nickel__gb_1.mp3"
            }
        ],
        "us": [
            {
                "pronunciation": "/ˈnɪkl/",
                "audio": "ni/nickel/nickel__us_1.mp3"
            }
        ]
    },
    "wordOrigin": "mid 18th cent.: shortening of German Kupfernickel, the copper-coloured ore from which nickel was first obtained, from Kupfer ‘copper’ + Nickel ‘demon’ (with reference to the ore's failure to yield copper)."
}