{
    "term": "helmet",
    "partOfSpeech": "noun",
    "ox5000": true,
    "cefr": "b2",
    "image": "data/images/ve/vehicles_cycles.png",
    "definitions": [
        {
            "senseNumber": null,
            "definition": "a type of hard hat that protects the head, worn, for example, by a police officer, a soldier or a person riding a bike or motorbike or playing some sports",
            "examples": [
                {
                    "text": "Police in riot helmets lined the streets."
                },
                {
                    "text": "A protective helmet should be worn at all times."
                },
                {
                    "text": "Cycle helmets dramatically reduce the risk and severity of head injuries."
                }
            ],
            "topics": [
                "Clothes and Fashion",
                "Transport by car or lorry",
                "Sports: ball and racket sports"
            ],
            "collocations": {
                "adjective": ["leather", "metal", "plastic"],
                "verb + helmet": ["have on", "wear", "don"],
                "helmet + noun": ["visor"]
            }
        }
    ],
    "pronunciations": {
        "uk": [
            {
                "pronunciation": "/ˈhelmɪt/",
                "audio": "he/helmet/helmet__gb_1.mp3"
            }
        ],
        "us": [
            {
                "pronunciation": "/ˈhelmɪt/",
                "audio": "he/helmet/helmet__us_1.mp3"
            }
        ]
    },
    "wordOrigin": "late Middle English: from Old French, diminutive of helme, of Germanic origin."
}