{
    "term": "chemical",
    "partOfSpeech": "adjective",
    "academic": true,
    "ox3000": true,
    "cefr": "b1",
    "definitions": [
        {
            "senseNumber": 1,
            "definition": "connected with chemistry",
            "cefr": "b1",
            "ox3000": true,
            "examples": [
                {
                    "text": "changes in the **chemical composition** of the atmosphere"
                }
            ]
        },
        {
            "senseNumber": 2,
            "definition": "produced by or using processes that involve changes to atoms or molecules",
            "cefr": "b1",
            "ox3000": true,
            "examples": [
                {
                    "text": "**chemical reactions/compounds**"
                },
                {
                    "text": "chemical processes"
                }
            ],
            "topics": ["Physics and chemistry"]
        },
        {
            "senseNumber": 3,
            "definition": "using or connected with chemicals",
            "cefr": "b1",
            "ox3000": true,
            "examples": [
                {
                    "text": "a **chemical plant** *(= a factory producing chemicals)*"
                },
                {
                    "text": "**chemical agents ***(= substances)*"
                },
                {
                    "text": "the **chemical industry**"
                },
                {
                    "text": "a **chemical attack**"
                },
                {
                    "text": "Chemical treatment with chlorine provides some protection against contamination."
                }
            ]
        }
    ],
    "pronunciations": {
        "uk": [
            {
                "pronunciation": "/ˈkemɪkl/",
                "audio": "ch/chemical/chemical__gb_2.mp3"
            }
        ],
        "us": [
            {
                "pronunciation": "/ˈkemɪkl/",
                "audio": "ch/chemical/chemical__us_2.mp3"
            }
        ]
    },
    "wordOrigin": "late 16th cent.: from French chimique or modern Latin chimicus, chymicus, from medieval Latin alchymicus, from alchimia, from Arabic al-kīmiyā', from al ‘the’ + kīmiyā' (from Greek khēmia, khēmeia ‘art of transmuting metals’)."
}